GB/T 6730.7-2016(\u82f1\u6587\u7248)
铁矿石 金属铁含量的测定 磺基水杨酸分光光度法
GB/T 22312-2008
Plastics - Polyacrylamide - Determination for residual acrylamide
GB/T 6730.7-2016e
Iron ores—Determination of metallic iron content—Sulfosalicylic acid spectrophotometric method
GB/T 6730.7-2016
Iron ores—Determination of metallic iron content—Sulfosalicylic acid spectrophotometric method
GB/T 44501-2024
Test method for leatherette—Determination of azodicarbonamide content
GB/T 12005.2-1989
Determination of solid content of polyacrylamide
SN/T 5582-2023
GB/T 38401-2019
Leather and fur—Chemical tests—Determination of dimethyl formamide content
HG/T 5375-2018
Determination of acrylamide content in aqueous adhesive
NY/T 1116-2014
Fertilizers-Determination of nitrate nitrogen,ammonium nitrogen,amide nitrogen contents
GB/T 6509-2005
Method for determination on of low molecular weight compounds content in chip and fibles of polycaproamide
GB/T 13255.7-2009
Test methods of caprolactam for industrial use - Part 7: Determination of iron content
GB/T 13255.8-2009
Test methods of caprolactam for industrial use - Part 8: Determination of cyclohexanone oxime content
DB44/T 1821-2016
GH/T 1291-2020
SN/T 0513-1995
QB/T 5347-2018
GH/T 1290-2020
GB/T 13255.7-1991
Caprolactam for industrial use—Determination of iron content
GB/T 13255.4-2009
Test methods of caprolactam for industrial use - Part 4: Determination of volatile bases content - Titrimetric method after distillation