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
4-辛基酚二乙氧酯
DEET,
甲醇中西马特罗溶液标准物质 农科院质标所
p,p’-滴滴滴
Santicizer?261 标准品
Organic compounds mixⅡ for water supply, 1000μg/ml in acetone
2-Fluoronitrobenzene (无证书)
氟虫脲 甲醇中(最小有效期6个月)
Aromatic Volatile Organic Compounds Mixture-502.2/524.2 100ug/ml in Methanol
丙硫磷溶液, 100ppm