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
First Standard® 甲醇中特丁津溶液,100μg/mL
炔草酯溶液,100ppm
Tetrahydrofuran 标准品
MCPA-2-ethylhexyl ester,certified 标准品
2-Amino-3',4'-dimethoxypropiophenone Hydrochloride
Metoprolol-D7 Hydrochloride
木耳中的2,4'-滴滴涕质控样 BQC1358121639
丙酮中吡氟禾草灵标准溶液
2-Pentylidenecyclohexanone
抗蚜威溶液,1000ppm