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
chloromethane 74-87-3 2000 mg/L chloroform 67-66-3 2000 mg/L 1,2-dichloroethane 107-06-2 2000 mg/L 1,1-dichloroethylene 75-35-4 2000 mg/L trichloroethylene 79-01-6 2000 mg/L 1,2-dichloropropane 78-87-5 2000 mg/L
格螨酯
PUNYW26072423 Hydrolyzed Ombitasvir
三氯苯哒唑酮
46种农药混标 BePure-30729MC(见30729MC-v2)
Triptophenolide 标准品
丙酮中灭草松标准溶液
7种饱和脂肪族酯类混合溶液标准物质,有证书
3-Amino-5-phenylpyrazole
Ethofumesate Solution 100ug/ml in Toluene
NSI 饮用水QC样-UV254吸光度