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
二溴磷溶液,100ppm
草甘磷1,2-13C215N(100ng/ug)标准品
Polymerized-1,2-dihydro-2,2,4-trimethylquinoline
Propetamphos
分散蓝2 标准品
DIDEMETHYLSIMMONDSIN, 4,5-(P) 标准品
ICP Multielement Standards - Drinking Water Calibration Stnds (in 2% HNO3 +Tr HF
O-Acetylsalicylhydroxamic Acid
1-Bromo-2-methylbutane (无证书)
Methylphenidate Hydrochloride Erythro Isomer Solution C I I