| Title |
Standard No. |
Implemented On |
| Methods for chemical analysis of high purity cobalt—Determination of impurity elements content—Glow discharge mass spectrometry | YS/T 1011-2014 | 2015-4-1 |
| Chemical Analysis Methods for High Purity Cadmium Determination of Trace Impurity Elements Content Glow Discharge Mass Spectrometry | YS/T 917-2013 | 2014-3-1 |
| Methods for chemical analysis of cobalt—Part 4:Determination of arsenic content—Molybdenum blue spectrophotometry | YS/T 281.4-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 6:Determination of magnesium content-Flame atomic absorption spectrometery | YS/T 281.6-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 9:Determination of lead content-Flame atomic absorption spectrometery | YS/T 281.9-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 10:Determination of nickel content-Flame atomic absorption spectrometery | YS/T 281.10-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 18:Determination of sodium content-Flame atomic absorption spectrometery | YS/T 281.18-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 14:Determination of carbon content-Infra-red absorption method after high frequency induction furnace combustion | YS/T 281.14-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 16:Determination of arsenic cadmium copper zinc.lead bismuth tin antimony silicon manganese iron nickel aluminum and magnesium content-Direct current arc atomic emission spectrometery | YS/T 281.16-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 17:Determination of aluminum，manganese nickel copper zinc，cadmium tin arsenic antimony lead and bismuth content-Inductively coupled plasma mass spectrometery | YS/T 281.17-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 13:Determination of sulphur content-Infra-red absorption method after high frequency induction furnace combustion | YS/T 281.13-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 8:Determination of cadmium content-Flame atomic absorption spectrometery | YS/T 281.8-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt--Part 1:Determination of iron content--Sulfosalicylic acid spectrophotometry | YS/T 281.1-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 7:Determination of zinc content-Flame atomic absorption spectrometery | YS/T 281.7-2011 | 2012-7-1 |
| Mehtods for chemical analysis of cobalt--Part 2:Determination of aluminum content--Chromeszurol S spectrophotometry | YS/T 281.2-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt—Part 5:Determination of phosphorus content—Molybdenum blue spectrophotometry | YS/T 281.5-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 20:Determination of oxide Impulse infrared absorption | YS/T 281.20-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 12:Determination of arsenic antimony bismuth tin and lead content-Electrothermal atomic absorption spectrometery | YS/T 281.12-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 3:Determination of silicon content-Molybdenum blue spectrophotometery | YS/T 281.3-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 19:Determination of calcium magnesium manganese iron cadmium zinc content-Inductively coupled plasma atomic emission spectrometery | YS/T 281.19-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 11:Determination of copper and manganese contents-Flame atomic absorption spectrometery | YS/T 281.11-2011 | 2012-7-1 |
| Methods for chemical analysis of cobalt- Part 15:Determination of arsenic antimony and bismuth content-Hydride generation-atomic fluorescence spectrometery | YS/T 281.15-2011 | 2012-7-1 |
| Methods for chemical analysis of cadmium—Part 7:Determination of iron content—1,10-Phenanthroline spectrophotometry | YS/T 74.7-2010 | 2011-3-1 |
| Methods for chemical analysis of cadmium—Part 9:Determination of tin content—Hydride generation-atomic fluorescence spectrometry | YS/T 74.9-2010 | 2011-3-1 |
| Methods for chemical analysis of cobalt sulfide concentrate - Part 4: Determination of silicon dioxide - Potassium silicofluoride capacity method | YS/T 349.4-2010 | 2011-3-1 |
| Methods for chemical analysis of cobalt sulfide concentrate - Part 2: Determination of copper content - Flame atomic absorption spectrometry | YS/T 349.2-2010 | 2011-3-1 |
| Methods for chemical analysis of cadmium—Part 2:Determination of antimony content—Hydride generation-atomic fluorescence spectrometry | YS/T 74.2-2010 | 2011-3-1 |
| Methods for chemical analysis of cadmium—Part 3:Determination of nickel content—Electrothermal atomic absorption spectrometric method | YS/T 74.3-2010 | 2011-3-1 |
| Methods for chemical analysis of cadmium—Part 4:Determination of lead content—Flame atomic absorption spectrometry | YS/T 74.4-2010 | 2011-3-1 |
| Methods for chemical analysis of cadmium - Part 11: Determination of arsenic,antimony,nickel,lead,copper,zinc,iron,thallium,tin and silver contents - Inductively coupled plasma atomic | YS/T 74.11-2010 | 2011-3-1 |
| Methods for chemical analysis of cadmium - Part 8: Determination of thallium content - Crystal violet spectrophotometry | YS/T 74.8-2010 | 2011-3-1 |
| Methods for chemical analysis of cadmium—Part 5:Determination of copper content—Lead diethyldithio-carbamate spectrophotometry | YS/T 74.5-2010 | 2011-3-1 |
| Methods for chemical analysis of cobalt sulfide concentrate—Part 3:Determination of manganese content—Flame atomic absorption spectrometry | YS/T 349.3-2010 | 2011-3-1 |
| Methods for chemical analysis of cadmium - Part 6: Determination of zinc content - Flame atomic absorption spectrometry | YS/T 74.6-2010 | 2011-3-1 |
| Methods for chemical analysis of cadmium—Part 1:Determination of arsenic content—Hydride generation-atomic fluorescence spectrometry | YS/T 74.1-2010 | 2011-3-1 |
| Methods for chemical analysis of cadmium—Part 10:Determination of silver content—Flame atomic absorption spectrometry | YS/T 74.10-2010 | 2011-3-1 |
| Method for chemical analysis of cobalt oxide - Part 5: Determination of silicon content - Molybdenum blue spectrophotometry | YS/T 710.5-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth—Determination of zinc content—Solid-liquid extraction-flame atomic absorption spectrophotometric method | YS/T 536.5-2009 | 2010-6-1 |
| Method for chemical analysis of cobalt oxide—Part 4:Determination of arsenic content—Atomic fluorescence spectrometry | YS/T 710.4-2009 | 2010-6-1 |
| Method for chemical analysis of cobalt oxide - Part 6: Determination of calcium,cadmium,copper,iron,magnesium,manganese,nickel,lead,zinc content - Inductively coupled plasma-atomic emi | YS/T 710.6-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth—Determination of tin content—Coprecipitation with beryllium-photometric method | YS/T 536.10-2009 | 2010-6-1 |
| Method for chemical analysis of cobalt oxide - Part 2: Determination of sodium content - Flame atomic absorption spectrometry method | YS/T 710.2-2009 | 2010-6-1 |
| Methods for chemical analysis of cobalt sulfide concentrate—Part 1:Determination of cobalt content—Potentiometric titration method | YS/T 349.1-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth - Determination of nickel content - Electrothermal atomic absorption spectrometric method | YS/T 536.12-2009 | 2010-6-1 |
| Method for chemical analysis of bismuth - Determination of mercury content - Atomic fluorescence spectrometric method | YS/T 536.11-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth—Determination of antimony content—Melachite green photometric method | YS/T 536.3-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth - Determination of silver content - Flame atomic absorption spectrophotometric method and electrothermal atomic absorption spectrometric method | YS/T 536.4-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth—Determination of lead content—Electrothermal atomic absorption spectrometric method | YS/T 536.6-2009 | 2010-6-1 |
| Method for chemical analysis of cobalt oxide—Part 3:Determination of sulphur content—High frequency combustion-infrared absorption method | YS/T 710.3-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth - Determination of cadmium content - Electrothermal atomic absorption spectrometric method | YS/T 536.13-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth—Determination of arsenic content—Atomic fluorescence spectrometric method | YS/T 536.7-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth - Determination of chlorine content - Mercuric thiocyanate photometric method | YS/T 536.8-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth—Determination of tellurium content—Coprecipitation with arsenic-oscillopolarographic method | YS/T 536.9-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth - Determination of copper content - Bis-acetaldehyde-oxalyldihydrazone photometric method | YS/T 536.1-2009 | 2010-6-1 |
| Methods for chemical analysis of bismuth - Determination of iron content - Electrothermal atomic absorption spectrometric method | YS/T 536.2-2009 | 2010-6-1 |
| Methods for chemical analysis of cobalt oxalate - Part 8: Determination of nicke，copper，iron，zinc，aluminium，manganese lead，arsenic，calcium，magnesium and sodium content - Inductively | GB/T 23273.8-2009 | 2009-11-1 |
| Methods for chemical analysis of cobalt oxalate - Part 6: Determination of chlorine ion content - Ion selective electrode method | GB/T 23273.6-2009 | 2009-11-1 |
| Methods for chemical analysis of cobalt oxalate - Part 2: Determination of lead content - Electrothermal atomic absorption spectrometry | GB/T 23273.2-2009 | 2009-11-1 |
| Methods for chemical analysis of cobalt oxatate - Part 3: Determination of arsenic content - Hydride generation-atomic fluorescence spectrometry | GB/T 23273.3-2009 | 2009-11-1 |
| Methods for chemical analysis of cobalt oxalate - Part 7: Determination of sulfate ion content - Combusition - Iodimetry | GB/T 23273.7-2009 | 2009-11-1 |
| Methods for chemical analysis of cobalt oxalate - Part 5: Determination of calcium，magnesium and sodium content - Flame atomic absorption spectrometry | GB/T 23273.5-2009 | 2009-11-1 |
| Methods for chemical analysis of cobalt oxalate - Part 1: Determination of cobalt content - Potentiometric titration method | GB/T 23273.1-2009 | 2009-11-1 |
| Methods for chemical analysis of cobalt oxalate - Part 4: Determination of silicon content - Molybdenum blue spectrophotometry | GB/T 23273.4-2009 | 2009-11-1 |
| Methods for chemical analysis of crude gold - Part 5: Determination of mercury content - Cold atomic absorption spectrometry | GB/T 15249.5-2009 | 2009-10-1 |
| Methods for chemical analysis of crude gold - Part 4: Determination of lead content - EDTA titrimetric method | GB/T 15249.4-2009 | 2009-10-1 |
| Methods for chemical analysis of crude gold - Part 2: Determination of silver content - Fire assay gravimetric and EDTA titrimetric methods | GB/T 15249.2-2009 | 2009-10-1 |
| Methods for chemical analysis of crude gold - Part 1: Determination of gold content - Fire assay gravimetric method | GB/T 15249.1-2009 | 2009-10-1 |
| Methods for chemical analysis of crude gold - Part 3: Determination of copper content - Iodometric method | GB/T 15249.3-2009 | 2009-10-1 |
| Calcium metal and its products | GB/T 4864-2008 | 2009-4-1 |
| Method for analysis of calcium metal - Part 3: Direct determination of iron，nickel，copper，manganese and magnesium in calcium metal by atomic absorptiom spectrophotometry | GB/T 10267.3-2008 | 2009-4-1 |
| Chemical analysis of gallium Part 1 Determination of copper content The 2 9-dimethyl-4 7-diphenyl-1 10-phenanthroline spectrophotometric method | YS/T 520.1-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 12 Determination of lead copper nickel aluminum indium and zinc content The spectrochemical method | YS/T 520.12-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 2 Determination of lead content The 4-(2-pyridylazo)-resorcinol spectrophotometric method | YS/T 520.2-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 5 Determination of calcium content The N20-C2H2 flame atomic absorption spectral method | YS/T 520.5-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 9 Determination of germanium content The phenyl fluorone-polyethylene glycol octyl phenyl ether extraction spectrophotometric method | YS/T 520.9-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 10 Determination of zinc content The atomic absorption spectral method | YS/T 520.10-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 8 Determination of indium content The ethyl violet spectrophotometric method | YS/T 520.8-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 4 Determination of iron content The 4 7-diphenyl-1 10-phenanthroline spectrophotometric method | YS/T 520.4-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 6 Determination of tin content The salicylfluorone cetyltrimethyl ammonium bromide spectrophotometric method | YS/T 520.6-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 7 Determination of silicon content The extraction-molybdenum blue spectrophotometric method | YS/T 520.7-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 3 Determination of aluminium content The chromazurol S-tetrdecyl pyridine bromide spectrophotometric method | YS/T 520.3-2007 | 2008-5-1 |
| Chemical analysis of gallium Part 11 Determination of hydrargyrum content The cold vapor atomic absorption spectral method | YS/T 520.11-2007 | 2008-5-1 |
| Methods for chemical analysis of silver - Determination of silver content - Silver chloride precipitation-Flame atomic absorption spectrometric method | GB/T 11067.1-2006 | 2007-2-1 |
| Methods for chemical analysis of silver - Determination of copper contents - Flame atomic absorption spectrometric method | GB/T 11067.2-2006 | 2007-2-1 |
| Methods for chemical analysis of silver - Determination of iron contents - Flame atomic absorption spectrometric method | GB/T 11067.6-2006 | 2007-2-1 |
| Methods for chemical analysis of silver - Determination of antimony content - The inductively coupled plasma atomic emission spectrometric method | GB/T 11067.4-2006 | 2007-2-1 |
| Methods for chemical analysis of silver - Determination of lead and bismuth contents - Flame atomic absorption spectrometric method | GB/T 11067.5-2006 | 2007-2-1 |
| Reduced germanium ingot | GB/T 11070-2006 | 2006-11-1 |
| Zone-refined germanium ingot | GB/T 11071-2006 | 2006-11-1 |
| Vanadium -- Determination of iron content -- Isoanyl alcohol extraction spectrophotometric method | YS/T 540.5-2006 | 2006-10-11 |
| Vanadium -- Determination of chromium content -- Diphenylcarbazide spectrophotometric method | YS/T 540.2-2006 | 2006-10-11 |
| Methods for chemical analysis of gallium The spectrochemical method for the determination of lead coper nickel aluminum indium and zinc contents | YS/T 520.12-2006 | 2006-10-11 |
| Thallium--Determination of silicon content--Isoamyl alcohol extraction molybdenum blue absorption photometric method | YS/T 569.9-2006 | 2006-10-11 |
| Methods for chemical analysis of gallium The 2 9-dimethy-4 7-diphenyl-1 10-phenanthroline photometric method for the determination of copper content | YS/T 520.1-2006 | 2006-10-11 |
| Vanadium -- Determination of silicon content -- N-butyl alcohol extraction spectrophotometric method | YS/T 540.6-2006 | 2006-10-11 |
| Methods for chemical analysis of gallium The cold vapor atomic absorption spectrophotometric method for the determination of mercury content | YS/T 520.11-2006 | 2006-10-11 |
| Determination of thorium dioxide in thorium-tungsten alloys -- weight method | YS/T 501-2006 | 2006-10-11 |
| Thallium - Determination of cadmium content - Dithizone extraction photometric method | YS/T 569.5-2006 | 2006-10-11 |
| Method for chemical analysis of platinum-rhodium alloys | YS/T 561-2006 | 2006-10-11 |
| Method for chemical analysis of platinum-ruthenium alloys | YS/T 562-2006 | 2006-10-11 |
| Chemical analysis of zirconium powder for electro-vacuum uses The gravimetric method for determination of total zirconium and active zirconium | YS/T 574.1-2006 | 2006-10-11 |
| Vanadium -- Determination of oxygen content -- Impulse fusion-gas chromatographic method | YS/T 540.7-2006 | 2006-10-11 |
| Lithium niobate single crystals | YS/T 554-2006 | 2006-10-11 |
| Methods for chemical analysis of gallium The atomic absorption spectrophotometric method for the determination of zine content | YS/T 520.10-2006 | 2006-10-11 |
| Vanadium -- Determination of aluminium content -- CAS-TPC spectrophotometric method | YS/T 540.3-2006 | 2006-10-11 |
| Methods for chemical analysis of calcium-silicon The EDTA titrimetric method for the determination of calcium content | YB/T 5313-2006 | 2006-10-11 |
| Thallium - Determination of lead content - Dithizone extraction photometric method | YS/T 569.6-2006 | 2006-10-11 |
| Methods for chemical analysis of calcium-silicon - The EDTA titrimetric method for the determination of aluminum content | YB/T 5314-2006 | 2006-10-11 |
| Determination of rhenium in rhenium-tungsten alloys -- spectrophotometric method using dimethylglyoxime | YS/T 502-2006 | 2006-10-11 |
| Thallium--Determination of zinc content--Dithizone extraction photometric method | YS/T 569.4-2006 | 2006-10-11 |
| Thallium - Determination of aluminum content - Chromazurol S photometric method | YS/T 569.7-2006 | 2006-10-11 |
| Thallium - Determination of iron content - 1 10-phenanthroline photometric method | YS/T 569.2-2006 | 2006-10-11 |
| Vanadium -- Determination of vanadium content -- Potassium permanganate-ammonium ferrous sulphate volumetric method | YS/T 540.1-2006 | 2006-10-11 |
| Method for chemical analysis of platinum-palladium-rhodium alloys | YS/T 563-2006 | 2006-10-11 |
| Methods for chemical analysis of calcium-silicon | YB/T 5312-2006 | 2006-10-11 |
| Thallium - Determination of copper content - Neocuproine-chloroform extraction photometric method | YS/T 569.1-2006 | 2006-10-11 |
| Vanadium -- Determination of iron content -- Phenanthrline spectrophotometric method | YS/T 540.4-2006 | 2006-10-11 |
| Thallium - Determination of mercury content - Dithizone-carbon tetrachloride extraction photometric method | YS/T 569.3-2006 | 2006-10-11 |
| Technical requirements of hydro-cinnabar | YS/T 507-2006 | 2006-10-11 |
| Thallium - Determination of indium content - Crystal violet extraction photometric method | YS/T 569.8-2006 | 2006-10-11 |
| Tantalum powders | YS/T 573-2006 | 2006-10-11 |
| Thallium - Determination of thallium content - EDTA volumetric method | YS/T 569.10-2006 | 2006-10-11 |
| Iridium powder | GB/T 1422-2004 | 2004-7-1 |
| Sponge palladium | GB/T 1420-2004 | 2004-7-1 |
| Rhodium power | GB/T 1421-2004 | 2004-7-1 |
| Sponge platinum | GB/T 1419-2004 | 2004-7-1 |
| Gold ingots | GB/T 4134-2003 | 2004-5-1 |
| Measuring method for thermoelectricity force of precious metals and their alloys pair up with platinum | GB/T 19198-2003 | 2004-1-1 |
| Methods for chemical analysis of crude silver | GB/T 18307-2001 | 2001-8-1 |
| Cobalt oxide | YS/T 256-2000 | 2001-3-1 |
| Cobalt | YS/T 255-2000 | 2000-10-1 |
| Rare earth metals and their oxide - Determination of cerium oxide content - Fluorescent spectrophotometric method | GB/T 12690.29-2000 | 2000-1-1 |
| Rare earth metals and their oxide--Determination of calcium oxide content--Inductively coupled plasma atomic emission spectrographic method | GB/T 12690.28-2000 | 2000-1-1 |
| Dysprosium and dysprosium oxide--Determination of tantalum content--Para-chloride phenylfluorone--cetyl trimethyl ammonium bromide--ethanol spectrophotometric method | GB/T 15917.3-1995 | 1996-8-1 |
| Calcium metal and its products | GB/T 4864-1995 | 1996-8-1 |
| Bismuth | GB/T 915-1995 | 1996-3-1 |
| Crude Gold-Determination of copper content-Iodometric method | GB/T 15249.3-1994 | 1995-8-1 |
| Crude Gold-Determination of gold content-Fire assay gravimetric method | GB/T 15249.1-1994 | 1995-8-1 |
| Crude Gold-Determination of lead content-EDTA titrimetric method | GB/T 15249.4-1994 | 1995-8-1 |
| Crude Gold-Determination of mercury content-Cold atomic absorption spectrometric method | GB/T 15249.5-1994 | 1995-8-1 |
| Crude Gold-Determination of silver content-EDTA titrimetric method | GB/T 15249.2-1994 | 1995-8-1 |
| Silver ingots | GB 4135-1994 | 1994-12-1 |
| Samarium metal | GB/T 2968-1994 | 1994-12-1 |
| Tantalum and tantalum alloy rods and bars | GB/T 14841-1993 | 1994-9-1 |
| Niobium rods and bars | GB/T 14842-1993 | 1994-9-1 |
| Lithium niobate single crystals | GB/T 14843-1993 | 1994-9-1 |
| discs | GB/T 14592-1993 | 1994-7-1 |
| Measuring methods of rare-earth phosphorus with red green blue luminescence for fluorescent lamp--Measuringmethod of relative brightness | GB/T 14634.1-1993 | 1994-6-1 |
| Rare earth metals and their compounds. Determination of total rare earth contents. Rare earth oxalate gravimetric method | GB/T 14635.1-1993 | 1994-6-1 |
| Rare-earth phosphors with red green blue luminescencefor fluorescent lamp--Measuring method of chromaticity coordinates | GB/T 14634.2-1993 | 1994-6-1 |
| Rare-earth phosphorus with red green blue luminescence for fluorescent lamp | GB/T 14633-1993 | 1994-6-1 |
| Mischmetal | GB/T 4153-1993 | 1994-3-1 |
| Gold alloys-Determination of gadolinium content | GB/T 15072.11-1994 | 1994-1-2 |
| Gold,silver and palladium alloys-Determination of nickel,zinc and manganese contents | GB/T 15072.15-1994 | 1994-1-2 |
| Gold,platinum and palladium alloys-Determination of platinum content | GB/T 15072.3-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of nitrogen content in tantalum | GB/T 15076.13-1994 | 1994-1-2 |
| Gold,Palladium and silver alloys-Determination of copper content | GB/T 15072.8-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of iron,nickel,chromium,titanium,zirconium,aluminum and manganese contents in niobium | GB/T 15076.10-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of molybdenum and tungsten contents | GB/T 15076.5-1994 | 1994-1-2 |
| Platinum alloys-Determination of tungsten content | GB/T 15072.17-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of iron content | GB/T 15076.4-1994 | 1994-1-2 |
| Dysprosium metal | GB/T 15071-1994 | 1994-1-2 |
| Palladium,silver alloys-Determination of palladium content | GB/T 15072.4-1994 | 1994-1-2 |
| Composite material strips of precious metals and their alloys | GB/T 15159-1994 | 1994-1-2 |
| Silver alloys-Determination of silver content | GB/T 15072.2-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of copper content | GB/T 15076.3-1994 | 1994-1-2 |
| Silver alloys-Determination of aluminium content | GB/T 15072.14-1994 | 1994-1-2 |
| Gold | GB 4134-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of hydrogen content | GB/T 15076.15-1994 | 1994-1-2 |
| Gold alloys-Determination of zirconium content | GB/T 15072.20-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of iron,chromium,nickel,manganese,titanium,aluminum,copper and zirconium contents in tantalum | GB/T 15076.9-1994 | 1994-1-2 |
| Gold alloys-Determination of indium content | GB/T 15072.9-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of sulphur content in niobium | GB/T 15076.8-1994 | 1994-1-2 |
| Gold,Palladium alloys-Determination of silver content | GB/T 15072.5-1994 | 1994-1-2 |
| Gold,palladium alloys.Determination of gold content | GB/T 15072.1-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of silicon content in tantalum | GB/T 15076.6-1994 | 1994-1-2 |
| Silver alloys-Determination of vanadium content | GB/T 15072.12-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium- Determihation of tantalum content in niobium | GB/T 15076.1-1994 | 1994-1-2 |
| Gold alloys-Determination of copper and manganese contents | GB/T 15072.16-1994 | 1994-1-2 |
| Gold alloys-Determination of nickel content | GB/T 15072.10-1994 | 1994-1-2 |
| Silver alloys-Determination of cerium content | GB/T 15072.13-1994 | 1994-1-2 |
| Platinum,Palladium alloys-Determination of iridium content | GB/T 15072.6-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of arsenic antimony,lead,tin and bismuth contents in niobium | GB/T 15076.11-1994 | 1994-1-2 |
| Methods for chemical analysis of tantalum and niobium-Determination of phospherus content in niobium | GB/T 15076.7-1994 | 1994-1-2 |
| Gold alloys-Determination of iron content | GB/T 15072.18-1994 | 1994-1-2 |
| Tungsten carbide powder | GB/T 4295-1993 | 1993-12-1 |
| and zirconium alloys - Determination of cadmium content-Oscillopolarographic method | GB/T 13747.17-1992 | 1993-6-1 |
| and zirconium alloys - Determination of tungsten content - Thiocyanate spectrophotometric method | GB/T 13747.10-1992 | 1993-6-1 |
| and zirconium alloys - Determination of tin content | GB/T 13747.1-1992 | 1993-6-1 |
| and zirconium alloys - Determination of copper content-2, 9 - Dimethyl-1, 10-phenanthroline spectrophotometric method | GB/T 13747.6-1992 | 1993-6-1 |
| and zirconium alloys - Determination of hafnium content-Emission spectrographic method | GB/T 13747.20-1992 | 1993-6-1 |
| and zirconium alloys - Determination of hydrogen content - Vacuum heating gas chromatographic method | GB/T 13747.21-1992 | 1993-6-1 |
| and zirconium alloys - Determination of manganese content-Patassium periodate spectrophotometric method | GB/T 13747.7-1992 | 1993-6-1 |
| and zirconium alloys - Determination of nitrogen content - Distillation-Nessler reagent spectrophotometric method | GB/T 13747.23-1992 | 1993-6-1 |
| Zirconium and zirconium alloys-Determination of vanadium content-N-benzoyl-N-phenylhydroxylamine spectrophotometric method | GB/T 13747.18-1992 | 1993-6-1 |
| and zirconium alloys - Determination of magesium content-Flame absorzption spectrometric method | GB/T 13747.9-1992 | 1993-6-1 |
| and zirconium alloys - Determination of aluminium content - Chrome azurol S spectrophotometric method | GB/T 13747.5-1992 | 1993-6-1 |
| and zirconium alloys - Determination of cobalt content-1-nitroso-2-hydroxy-3.6-naphthalene - Disulfonic acid(sodium salt) spectrophotometric method | GB/T 13747.8-1992 | 1993-6-1 |
| and zirconium alloys - Determination of molybdenum content - Thiocyanate spectrophotometric method | GB/T 13747.11-1992 | 1993-6-1 |
| and zirconium alloys - Determination of iron content-1, 10-phenanthroline spectrophotometric method | GB/T 13747.2-1992 | 1993-6-1 |
| and zirconium alloys - Determination of nickel content - Dimethylglyoxime spectrophotometric method | GB/T 13747.3-1992 | 1993-6-1 |
| and zirconium alloys - Determination of titanium content - Diantipyrylmethane spectrophotometric method | GB/T 13747.19-1992 | 1993-6-1 |
| and zirconium alloys - Determination of oxygen content - Inert gas fusion coulometric method | GB/T 13747.22-1992 | 1993-6-1 |
| and zirconium alloys - Determination of lead content-Oscillopolarographic method | GB/T 13747.13-1992 | 1993-6-1 |
| and zirconium alloys - Determination of chromium content - Diphenylcarbazide spectrophotometric method | GB/T 13747.4-1992 | 1993-6-1 |
| and zirconium alloys - Determination of carbon content - Combustion coulometric method | GB/T 13747.24-1992 | 1993-6-1 |
| and zirconium alloys - Determination of uranium content - Catalytic-oscillopolarographic method | GB/T 13747.14-1992 | 1993-6-1 |
| and zirconium alloys - Determination of chloric content - Silver chlorode nephrelometry method | GB/T 13747.16-1992 | 1993-6-1 |
| and zirconium alloys - Determination of boron content - Curcumin spectrophotometric method | GB/T 13747.15-1992 | 1993-6-1 |
| Yttrium metal | GB/T 13559-1992 | 1993-4-1 |
| Rare-earth metals and their oxides--Determination of phosphorus content--Molybdenum blue spectrophotometric method | GB/T 12690.21-1990 | 1992-1-1 |
| Neodymium and samarium-Determination of carbon content-High frequency-Infrared absorption method | GB/T 12690.13-1990 | 1992-1-1 |
| Rare-earth metals and their oxides--Determination of acid soluble silicon oxide--Molybdenum blue spectrophotometric method | GB/T 12690.23-1990 | 1992-1-1 |
| Rare-earth metals and their oxides--Determination of magnesium content--Flame atomic absorption spectrometric method | GB/T 12690.25-1990 | 1992-1-1 |
| Rare-earth metals and their oxides--Determination of sodium content--Flame atomic absorption spectrometric method | GB/T 12690.26-1990 | 1992-1-1 |
| Rare-earth metals and their oxides--Determination of thorium content--Arsenazo Ⅲ spectrophotometric method | GB/T 12690.15-1990 | 1992-1-1 |
| Rare-earth metals and their oxides-Determination of ignition loss-Gravimetric method | GB/T 12690.27-1990 | 1992-1-1 |
| Cast tungsten carbide | GB/T 2967-1989 | 1990-3-1 |
| Gold-Determination of silver content-Flame atomic absorption spectometric method | GB/T 11066.2-1989 | 1990-2-1 |
| Silver-Determination of silver content-Silver chloride precopitation-Flame atomic absorption spectrometric method | GB/T 11067.1-1989 | 1990-2-1 |
| Reduced germanium ingot | GB/T 11070-1989 | 1990-2-1 |
| Gold-Determination of silver, copper, lead, and bismuth contents-Emission spectrographic method | GB/T 11066.5-1989 | 1990-2-1 |
| Gold-Determination of gold content-Fire assaying method | GB/T 11066.1-1989 | 1990-2-1 |
| Silver-Determination of copper, bismuth, iron, lead, gold and antimony contents-Emission spectrometric method | GB/T 11067.7-1989 | 1990-2-1 |
| Silver-Determination of antimony content-2-(5-bromo -2-pyridylazo)-5-diethylaminophenol spectrophotometricmethod | GB/T 11067.4-1989 | 1990-2-1 |
| Zone-refined germanium ingot | GB/T 11071-1989 | 1990-2-1 |
| Gold-Determination of iron content-Flame atomic absorption spectrometric method | GB/T 11066.3-1989 | 1990-2-1 |
| Gold-Determination of copper, lead, bismuth and antimony contents-Flame atomic absorption spectrometric method | GB/T 11066.4-1989 | 1990-2-1 |
| Sponge platinum | GB/T 1419-1989 | 1990-1-1 |
| Rhodium powder | GB/T 1421-1989 | 1990-1-1 |
| Sponge palladium | GB/T 1420-1989 | 1990-1-1 |
| Iridum powder | GB/T 1422-1989 | 1990-1-1 |
| Methods for chemical analysis of calcium-silicon-The EDTA titrimetric method for the determination of calcium content | GB/T 4700.2-1988 | 1990-1-1 |
| Method for analysis of calcium metal-The direct determination of iron,nickel,copper,manganese and magnesium in calcium metal by atomic absorption spectrometry | GB/T 10267.3-1988 | 1989-10-1 |
| Vanadium; Determination of iron content; Phenanthroline spectrophotometric method | GB/T 8639.4-1988 | 1989-1-1 |
| Vanadium; Determination of iron content; Isoamyl alcohol extraction spectrophotometric method | GB/T 8639.5-1988 | 1989-1-1 |
| Vanadium; Determination of vanadium content; Potassium permanganate-ammonium ferrous sulphate volumetric method | GB/T 8639.1-1988 | 1989-1-1 |
| Vanadium; Determination of chromium content; Diphenylcarbazide spectrophotometric method | GB/T 8639.2-1988 | 1989-1-1 |
| Vanadium; Determination of silicon content; N-butyl alcohol extraction spectrophotometric method | GB/T 8639.6-1988 | 1989-1-1 |
| Niobium seamless tubes | GB/T 8183-1987 | 1988-7-1 |
| Methods for chemical analysis of gold concentrates; The iodometric method for the determination of arsenic content | GB/T 7739.4-1987 | 1988-1-1 |
| Methods for chemical analysis of gold concentrates; The fire-assaying method for the determination of gold and silver content | GB/T 7739.1-1987 | 1988-1-1 |
| Methods for chemical analysis of gold concentrates; The flame atomic absorption spectrophotometric methods for the determination of silver content | GB/T 7739.2-1987 | 1988-1-1 |
| Sacrificial anode of Al-Zn-In system alloy--Chemical analysis | GB/T 4949-1985 | 1985-10-1 |
| Sacrificial anode of Zn-Al-Cd alloy; Chemical analysis | GB/T 4951-1985 | 1985-10-1 |
| Sacrificial anode of Zn-Al-Cd alloy | GB/T 4950-1985 | 1985-10-1 |
| Methods for chemical analysis of calcium-silicon;The EDTA titrimetric method for the determination of aluminum content | GB/T 4700.3-1984 | 1985-9-1 |
| Methods for chemical analysis of calcium-silicon;The perchloric acid dehydration-gravimetric method for the determination of silicon content | GB/T 4700.1-1984 | 1985-9-1 |
| Methods for chemical analysis of gallium;The 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline photometric method for the determination of copper content | GB/T 4375.1-1984 | 1985-4-1 |
| Methods for chemical analysis of gallium;The spectrochemical method for the determination of lead,copper,nickel,aluminum,indium and zinc content | GB/T 4375.12-1984 | 1985-4-1 |
| Methods for chemical analysis of gallium;The cold vapor atomic absorption spectrophotometric method for the determination of mercury content | GB/T 4375.11-1984 | 1985-4-1 |
| Methods for chemical analysis of gallium;The atomic absorption spectrophotometric method for the determination of zinc content | GB/T 4375.10-1984 | 1985-4-1 |
| High pure lithium | GB/T 4370-1984 | 1985-4-1 |
| Vanadium | GB/T 4310-1984 | 1985-3-1 |
| Technical requirements of hydro-cinnabar | GB/T 3631-1983 | 1984-2-1 |
| Electrolytic manganese metal | GB/T 3418-1982 | 1983-11-1 |
| Determination of thorium dioxide in thorium-tungsten alloys;Weight method | GB/T 3312-1982 | 1983-9-1 |
| Chemical analysis of zirconium powder for electro-vacuum uses;The gravimetric method for determination of total zirconium and active zirconium | GB/T 3256.1-1982 | 1983-3-1 |
| Thallium;Determination of silicon content;Isoamyl alcohol extraction molybdenum blue absorption photometric method | GB/T 2592.9-1981 | 1982-3-1 |
| Thallium;Determination of aluminum content;Chromazurol S photometric method | GB/T 2592.7-1981 | 1982-3-1 |
| Thallium;Determination of mercury content;Dithizone-carbon tetrachloride extraction photometric method | GB/T 2592.3-1981 | 1982-3-1 |
| Thallium;Determination of lead content;Dithizone extraction photometric method | GB/T 2592.6-1981 | 1982-3-1 |
| Thallium;Determination of cadmium content;Dithizone extraction photometric method | GB/T 2592.5-1981 | 1982-3-1 |
| Thallium;Determination of copper content;Neocuproine-chloroform extraction photometric method | GB/T 2592.1-1981 | 1982-3-1 |
| Thallium;Determination of zinc content;Dithizone extraction photometric method | GB/T 2592.4-1981 | 1982-3-1 |
| Thallium;Determination of indium content;Crystal violet extraction photometric method | GB/T 2592.8-1981 | 1982-3-1 |
| Determination of antimony content in cadmium--Malachite green photometric method | GB/T 2134-1980 | 1981-10-1 |
| Classification and technical requirements for antimony | GB/T 1599-1979 | 1980-8-1 |
| Method for chemical analysis of platinum-rhodium alloys | GB/T 1485-1979 | 1979-10-1 |
| Method for chemical analysis of platinum-palladium-rhodium alloys | GB/T 1488-1979 | 1979-10-1 |
| Method for chemical analysis of platinum-ruthenium alloys | GB/T 1486-1979 | 1979-10-1 |
