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
EPA Method 521 Surrogate Standard Stock Solution 标准品
1,2,3,3a,4,5,6,7,8,9,9a,10,11,12-Tetradecahydroperylene
Carboxine
正己烷中联苯菊酯(氟氯菊酯)
N-(6-Aminohexyl)-5-chloro-1-naphthalenesulfonamide Hydrochloride
NARINGIN(P) 标准品
N-m-Tolylphthalamic acid Solution 100ug/ml in Acetonitrile
4-Octyne
Cyanidin 3-rutinoside 标准品
速灭威-D3同位素标准品