GB 15258 General rules for preparation of precautionary label for chemicals*, 2009-06-21 Update
GB 15346-1994 Chemical reagent. Packaging and marking
GB 16483 General rules for preparation of chemical safety data sheet
GB/T 10111 Generation of random numbers and procedures applied to sampling inspection for product quality*, 2008-07-28 Update
GB/T 3723 Sampling of chemical products for industrial use--Safety in sampling
GB/T 4650 Chemical products for industrial use.Sampling.Vocabulary*, 2012-06-29 Update
GB/T 6679 General rules for sampling solid chemical products
GB/T 6680 General rules for sampling liquid chemical products
HG/T 3921-2006 history
2006HG/T 3921-2006 Chemical reagent.Regulations for sampling and acceptance
HG/T 3921-2006 Chemical reagent.Regulations for sampling and acceptance has been changed from GB/T 619-1988 Chemical reagent--Regulations for sampling and acceptance.