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
丙酮中霜脲氰溶液标准样品
25% Weathered Kerosene Solution 5000ug/ml in Methylene chloride
Haloalkanes Volatile Organic Compounds Mixture #2 - 502.2/524.2,8021A,8260A 2000ug/ml in Methanol
甲醇中杀虫双(液谱用)溶液标准样品
(E,E)-2,4-癸二烯醛 标准品
Butyl heptanoate (无证书)
PHENYLETHANOL,1-(SG) 标准品
乙腈中杀线威肟
氯灭鼠灵 甲醇中
Dibromochloromethane 标准品