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EPA 8270 B/N Mix 1 1000 ?g/mL in Dichloromethane
2,4-二硝基苯肼 标准品
乙拌磷砜
三氯苯哒唑酮
Diesel Oil without additives DIN H53 (EN9377-2),100ng/ul 标准品
Cholest-3,5-diene
BHC (mixed isomers)
精异丙甲草胺
0.1% Mg(NO3)2 in 1% HNO3
Cybutryne Solution 100ug/ml in Toluene