HG/T 6342-2024
SH/T 1822-2019
1,2,4,5-Tetramethylbenzene
T/HEBQIA 137-2022
GB/T 6730.34-2017(\u82f1\u6587\u7248)
铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
T/ZZB 3767-2024
T/ZZB Q064-2022
T/ZAQ 10114-2022
T/HNPCIA 17-2019
T/HNPCIA 19-2019
SN/T 2325-2009
Determination of 45 pesticides residues including azimsulfron,bensulfron-methyl,cinosulfron et al in foods for import and export-HPLC-MS/MS method
UNE 84691:2006
Cosmetic raw materials. Sunscreens. 2,2-methylene-bis-6-(2H-benzotriazol-2-yl)-4-(tetramethyl-butyl)-1,1,3,3-phenol.
HG/T 5623-2019
HG/T 3925-2014
Tolyltriazole
GB/T 20435-2006
Octamethylcyclotetrasiloxane
QB/T 2748-2012
GB/T 25254-2022
Poly-(tetra methylene ether glycol)(PTMEG) for industrial use
GB/T 1400-2014
Chemical reagent―Hexamethylene tetramine
32014R1146
GB/T 40409-2021
Flame retardant chemical—Tetrabromophthalate diol
GB/T 9015-1998
Hexamethylene tetramine for industrial use