Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 5069.5-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-Flame atomic absorption spectrometric method for determination of iron oxide content $184.00 via email in 1~3 business day superseded
GB/T 5069.6-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-Chromazurol S photometric method for determination of aluminium oxide content $184.00 via email in 1~3 business day abolished
GB/T 5069.7-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-EDTA titrametric method for determination of aluminium oxide content $184.00 via email in 1~3 business day superseded
GB/T 5069.8-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-Diantipyrylmenthane photometric method for determination of titanium dioxide content $184.00 via email in 1~3 business day superseded
GB/T 5069.9-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-Hydrogen peroxide photometric method for determination of titanium dioxide content $184.00 via email in 1~3 business day superseded
GB/T 5070-2007 Chemical analysis of refractories containing chrome $300.00 immediately superseded
GB/T 5070-2015 Chemical analysis of refractories containing chrome $240.00 via email in 1~5 business day valid
GB/T 5070.1-1985 Magnesite-chrome refractories--Determination of loss content on ignition--Gravimetric method $180.00 via email in 1~3 business day abolished
GB/T 5070.1-2002 Magnesia-chrome refractory Methods for chemical analysis - Part 1: gravimetric determination of loss on ignition $220.00 via email in 1~3 business day valid
GB/T 5070.10-1985 Magnesite-chrome refractories--Determination of potassium oxide and sodium oxide content--Atomic absorption spectrophotometric method $180.00 via email in 1~3 business day superseded
GB/T 5070.10-2002 Magnesium chromite refractories Methods for chemical analysis - Part 10: ferrous ammonium sulfate volumetric method for determination of chromium oxide amount $260.00 via email in 1~3 business day superseded
GB/T 5070.11-2002 Magnesium chromite refractories Methods for chemical analysis - Part 11: Flame atomic absorption spectrometry method for the determination of the amount of manganese oxide $220.00 via email in 1~3 business day valid
GB/T 5070.12-2002 Magnesia-chrome refractory Methods for chemical analysis - Part 12: Flame atomic absorption spectrometry determination of potassium oxide and sodium oxide $220.00 via email in 1~3 business day valid
GB/T 5070.2-1985 Magnesite-chrome refractories--Determination of silicon dioxide content--Molybdenum blue photometric method $184.00 via email in 1~3 business day superseded
GB/T 5070.2-2002 Chemical analysis of magnesia chromite refractories-Part 2: Determination of silicon dioxide-Molybdenum blue photometric method $224.00 via email in 1~3 business day superseded
GB/T 5070.3-1985 Magnesite-chrome refractories--Determination of iron oxide content--O-Phenanthroline photometric method $180.00 via email in 1~3 business day superseded
GB/T 5070.3-2002 Magnesia-chrome refractory Methods for chemical analysis - Part 3: phenanthroline spectrophotometric determination of iron oxide $220.00 via email in 1~3 business day valid
GB/T 5070.4-1985 Magnesite-chrome refractories--Determination of aluminium oxide--EDTA volumetric method $180.00 via email in 1~3 business day abolished
GB/T 5070.4-2002 Magnesia-chrome refractories Methods for chemical analysis - Part 4: EDTA volumetric method for the determination of the amount of alumina $260.00 via email in 1~3 business day superseded
GB/T 5070.5-1985 Magnesite-chrome refractories--Determination of titanium dioxide content--Diantipyrylmethane photometric method $180.00 via email in 1~3 business day abolished
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