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
磺胺胍/磺胺脒
4-壬基苯氧基乙酸
哒螨灵-d13 RMCP96005-5mg
Dimethyl adipate
8260 PLUS 1 MIX,1X1ML,MEOH,VARIED CONC. 标准品
Parathion 1000 ?g/mL in n-Hexane
1% Sodium in 1% HCl
a,a,a-TRIFLUOROTOLUENE, 1000MG, NEAT 标准品
Oryzalin
果绿定/果绿啶