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
2.4-D butoxyethyl ester Solution 100ug/ml in Acetonitrile
甲基丙烯醛-DNPH溶液,30ppm
牛磺脱氧胆酸-d4
异菌脲
戊醛-2,4-二硝基苯腙 标准品
灭蚜磷
3.6-Dimethyl-4-octyne-3.6-diol
Secondary Stock Standard Mixture #2- 1666 Varied in Methanol
农药混标-19 BePure-30839-19MA
1,2-二氯丙烷,200ug/ml溶于甲醇 标准品