Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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HG/T 2956.2-2001 Ascharite ores -- Methods of sampling and preparing sample 60.0 via email in 1~3 business day valid
HG/T 2673-1995 Phosphorus Rock Used for Acid Process 60.0 via email in 1~3 business day valid
SN/T 0480.11-1995 Method of analysis of baryte for export—Determination of viscosity effect 45.0 via email in 1~3 business day valid
GB/T 2465-1996 Piping sleeve expansion joints 60.0 via email in 1~3 business day valid
YB/T 733-2007 Sulfur ore concentrate 75.0 via email in 1~3 business day valid
GB/T 2460-1996 Pyrites and concentrate - Methods for sampling and preparation sample 45.0 via email in 1~3 business day valid
GB 9018.2-1988 30.0 via email in 1~3 business day superseded
GB 1878-1980 75.0 via email in 1~3 business day superseded
GB 17513-1998 Realgar and orpiment 165.0 via email in 1~3 business day valid
HG/T 2957.10-2004 30.0 via email in 1~3 business day valid
GB/T 16575-1996 Pyrites and concentrate--Determination of aluminium content--EDTA volumetric method 75.0 via email in 1~3 business day valid
GB 9018.4-1988 30.0 via email in 1~3 business day superseded
HG/T 2957.9-2004 30.0 via email in 1~3 business day valid
SN/T 0480.13-1995 Method of analysis of baryte for export - Determination of alkali-soluble carbonate 45.0 via email in 1~3 business day valid
GB/T 1881-1995 Phosphate rock and concentrate - Determination of strontium oxide content-Flame atomic absorption spectrometric method 45.0 via email in 1~3 business day valid
GB 1871-1980 Analysis of the phosphorus, iron, aluminium, calcium and magnesium contents in phosphorus concentrates and phosphorus minerals 690.0 via email in 1~3 business day valid
SN/T 0480.9-1995 Method of analysis of baryte for export - Determination of water-soluble alkaline earth metals as calcium 30.0 via email in 1~3 business day valid
GB/T 2469-1996 Pyrites and concentrate - Determination of carbon content - Caustic asbestos gravimetric method 90.0 via email in 1~3 business day valid
SN/T 1097-2002 Determination of phosphorus pentoxide, calcium oxide, ferric oxide, aluminum oxide, magnesium oxide, silicon dioxide and potassium oxide content for export phosphate rock by X-ray fluor 75.0 via email in 1~3 business day valid
GB/T 2463.2-1996 Pyrites and concentrate-Determination of total iron content-Part 2: Titanium trichloride-Potassium dichromate volumetric method 75.0 via email in 1~3 business day abolished
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