如果企业客服不在线,也可拨打400电话联系。或者发布求购信息
罗红霉素溶液, 1000ppm
车叶草苷 对照品
Base-Neutrals Surrogate Std Mix, High Concentration - 8250,8270,CLP 5000ug/ml in Methylene chloride
氯甲酰草胺 BePure-21402XA
2.3.4-Trichlorobiphenyl (无证书)
Cyclohexylmercaptan (无证书)
N,O-Bis(trimethylsilyl)trifluoroacetamide
1.2:7.8-Dibenzpyrene Solution 100ug/ml in Toluene
己二烯雌酚(双烯雌酚)
2-Methyl-2-thiazoline (无证书)