规格纯度
全部
[AR,≥99%]
[1000μg/ml（溶剂:MeOH）]
[≥99%]
[分析标准品, 1000ug/ml in methanol]
[分析标准品, 用于环保分析]
[AR, ≥99%]
[1000μg/ml，溶剂：甲醇]
[试剂级， ≥99%]
[98%]
[分析标准品,用于环境分析]
[≥99.0%AR]
[5.0 mg/mL in MeOH]
[5.0 mg/mL in Acetonitrile]
[100 μg/mL in Dichloromethane]
[99%]
对硝基苯胺
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