Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 14949.4-1994 Manganese ores- Determination of vanadium content 45.0 via email in 1~3 business day valid
GB/T 24197-2009 Manganese ores—Determination of iron silicon aluminium calcium barium magnesium potassium copper nickel zinc phosphorus cobalt chromium vanadium arsenic lead titanium and vanadium—Indu 230.0 via email in 1~3 business day valid
GB/T 1511-2006 Manganese ores - Determination of calcium and magnesium contents - EDTA titrimetric method 90.0 via email in 1~3 business day superseded
GB/T 14949.5-1994 Manganese ores- Determination of titanium content 60.0 via email in 1~3 business day valid
GB/T 1513-2006 Manganese ores - Determination of calcium and magnesium contents - Flame atomic absorption spectrometric method 150.0 via email in 1~3 business day valid
GB/T 14949.1-1994 Manganese ores- Determination of chromium content 75.0 via email in 1~3 business day valid
GB/T 1508-1979 Method for determination of total iron content in manganese ores 45.0 via email in 1~3 business day superseded
YB/T 5084-2015 Manganese dioxide ore powder for chemical industry 104.0 via email in business day valid
GB/T 14949.2-1994 Manganese ores - Determination of nickel content 45.0 via email in 1~3 business day valid
YB 319-1965 30.0 via email in 1~3 business day superseded
GB/T 18250-2000 Test method for performance in plane deformation of curtain walls 40.0 via email in 1 business day abolished
GB/T 1506-2002 Manganese ores--Determination of manganese content--Potentiometric method and ammonium iron (Ⅱ) sulphate titrimetric method 80.0 via email in 1 business day abolished
GB/T 14949.3-1994 Manganese ores - Determination of barium oxide contet 45.0 via email in 1~3 business day valid
GB/T 1509-2016 Manganese ores一Determination of silicon content一 Perchloric acid dehydration gravimetric method 150.0 via email in 1~3 business day valid
GB/T 14949.6-1994 Manganese ores- Determination of copper,lead and zinc contents 75.0 via email in 1~3 business day valid
YB/T 319-2005 Metallurgical manganese ore 45.0 via email in 1~3 business day superseded
GB/T 1511-2016 Manganese ores一Determination of calcium and magnesmm contents一 EDTA titrimetric method 150.0 via email in 1~3 business day valid
GB/T 14949.8-1994 Manganese ores - Determination of hygroscopic moisture content in analytical samples 30.0 via email in 1~3 business day superseded
GB 3714-1983 Technical requirements of manganese carbonate ore powder 30.0 via email in 1~3 business day superseded
GB/T 14949.9-1994 Manganese ores- Determination of sulphur contents 120.0 via email in 1~3 business day valid
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