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
甲酸甲酯[标准物质],99.5%(GC)
9-甲基蒽, ≥98.0%
2-Hydroxymethyl-2-methyl-1,3-propanediol for synthesis
2,5-二氯苄溴, ≥98.0%
3',4'-Dichloroacetophenone, 99% 25GR
NEOMYCIN TRISULFATE SALT HYDRATE, BIOTEC
Hexaphenylbenzene 5GR
(+)-proto-栎醇,97.0%(LC)
1,1,1-Trifluoroacetone, 98+% 5GR
盐酸羟胺