GB/T 32696-2016
Photography—Determination of residual thiosulfate and other related chemicals in processed photographic materials—Methods using iodine-amylose,methylene blue and silver sulfide
GB/T 23834.5-2009
Chemical analysis method for stannous sulfate - Part 5: Determination of arsenic content - Silver diethyldithiocarbamate spectrophotometry
GB/T 34842-2017(\u82f1\u6587\u7248)
鞋类 化学试验方法 甲酰胺的测定
HG/T 5344\uff5e5349-2018
GB/T 37042-2018
Hexamethylene diisocyanate
GB/T 13658-2015
Polymethylene polyphenylene isocyanate
GB/T 25254-2022
Poly-(tetra methylene ether glycol)(PTMEG) for industrial use
JB/T 6237.1-2008
Test methods for chemical analysis of silver powder for electric contact material-Part 1:Determination of silver content
GB/T 15072.4-2008(\u82f1\u6587\u7248)
贵金属合金化学分析方法 钯、银合金中钯量的测定 二甲基乙二醛肟重量法
HG/T 5687-2020
1,3,3-Trimethy-2-methyleneindoline
GB/T 22591-2008
Water treatment chemicals - Bis-hexamethylene ariamine penta-methylene phosphonic acid
HG/T 3777-2023
GB/T 638-2018
Chemical reagent—Stannous chloride dihydrate
GB/T 37629-2019(\u82f1\u6587\u7248)
纺织品 定量化学分析 聚丙烯腈纤维与某些其他纤维的混合物(甲酸/氯化锌法)
GB/T 38401-2019(\u82f1\u6587\u7248)
皮革和毛皮 化学试验 二甲基甲酰胺含量的测定
SH 2604.02-2003
Water treatment chemicals-solidum(ethylenedinitrilo)-tetramethylenephosphate
GB/T 27812-2011
Water treatment chemicals - Polyamino Polyether Methylene Phosphonate (PAPEMP)
HG/T 4330-2012
Water treatment chemical-Sodium salt of diethylene triamine penta(methylene phosphonic acid)
HG/T 2841-2023
HG/T 3777-2005
Water treatment chemicals-Diethlenetriamine penamethylene phosphonic acid