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
精吡氟禾草灵溶液,1000ppm
盐酸二氟沙星纯度标准物质
(办证) 莠去津-D5/阿特拉津-D5 标准品
异连翘酯苷 对照品
福莫特罗酒石酸盐
Pencycuron,10ng/ul 标准品
2-Deoxy-D-glucose (无证书)
丙酮中甲基硫菌灵标准溶液
2.4-Dinitrobenzoic acid (无证书)
(R,S)-N-Acetyl-S-(2-hydroxy-3-methyl-3-buten-1-yl)-L-cysteine-d3 + (R,S)-N-Acetyl-S-[1-(hydroxymethy