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
54种农药混标(定制)
甲醇中ToxapheneSolution
First Standard® 甲醇中吡氟禾草灵溶液,1000ug/ml
PCB No 17 标准品
Aminocarb Solution 100ug/ml in Toluene
倍他米松 标准品
Ethyl alcohol Solution 100ug/ml in Methanol
HUMAN SERUM 标准品
o,p'-DDD olefin
Diethyl diethylmalonate