GB/T 42516-2023
Method for chemical analysis of high temperature shape memory alloys—Determination of platinum content—Thiourea complex precipitation method
HB 5422.7-1989
T/SSAE 33-2023
GB/T 6730.42-2017(\u82f1\u6587\u7248)
铁矿石 铅含量的测定 双硫腙分光光度法
GB/T 24583.1-2019(\u82f1\u6587\u7248)
钒氮合金 钒含量的测定 硫酸亚铁铵滴定法
HG/T 3266-2019
Thiourea for industrial use
GB/T 20742-2006
Method for the determination of 2-thiouracil, methyl thiouracil, propyl thiouracil, tapazole and 2-mercaptobenzimidazole residues in bovine thyroid and muscles - LC-MS-MS method
HG/T 3454-2013
Chemical reagent-Thiourea
DIN 54600-1
Testing of paper and board; testing on antimicrobial additives; determination of tetramethylthiuramdisulfid content (TMTD)
HG/T 6215-2023
HG/T 5889-2021
3,4-Dichlorophenylthiourea
HJ 849-2017
HG/T 3258-2010
Thiourea dioxide for industrial use
SN/T 5270-2019
HG/T 3266-2002
Thiourea for industrial use
NY/T 1596-2008
Determination of isothiocyanates in rapeseed meal-Thiourea colorimetry method
KS M 8276-2015(2020)
Thiourea
HG/T 3454-1999
Chemical reagent Thiourea
YC/T 441-2012
Determination of thiourea in tobacco additives—High performance liquid chromatographic method
T/SDCA 024-2021