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
HG/T 5072~5074-2016
QB/T 4817-2015
Fragrance-3,3-dimethyl-5-(2,2,3-trimethyl-3cyclopenten-1-yl)-4-penten-2-ol
HG/T 4895-2016
Blend of rubber antioxidant-N-( 1-methylheptyl)-N'-phenyl-p-phenylenediamine and polymerized 2,2,4-trimethyl-1,2-dihydroquinoline (8PPD/TMQ)
T/FSI 063-2021
HG/T 5153~5156-2017
HG/T 5250~5252-2017
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
32018R0240
32018R0247
32018R0243
GB/T 22591-2008
Water treatment chemicals - Bis-hexamethylene ariamine penta-methylene phosphonic acid
ISO 7610:1985
Oil of sandalwood — Determination of santalols content (in the form of their trimethylsilyl derivative) — Gas chromatographic method on capillary columns
32016R1083
32016R0567
T/FSI 107-2023
T/FSI 146-2024
GB/T 223.50-1994
Methods for chemical analysis of iron,steel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content
T/CHBAS 11-2021
32018R0245