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乙呋草黄 BePure-22649
氟酰胺 BePure-23059YA
1-Naphthol-3.6-disulfonic acid disodium salt (无证书)
香叶木素(P) 标准品
d-(cis-trans)-Phenothrin
2.3-Dichloronitrobenzene 100ug/ml in Methanol
2,6-Dibromobiphenyl
8种氯苯+26种有机氯(适用HJ699)
5-Amino-6-methylamino-7-methyl-quinoline
Elecampane inula (Inula helenium) Root BRM 标准品