全部 更多 环境/国标标准（HJ/GB/NY等）系列环境检测标准品 其他未分类标准品

全部 更多 2000 µg/mL in Methanol 1000μg/mL 见证书 1000 µg/mL in Methanol 100 μg/mL in MeOH 1000 μg/mL in Acetone 2000μg/mL 100μg/mL 0.1 mg/mL in Acetonitrile 100 µg/mL in Methanol 不同浓度 纯品型，有证书 0.2 mg/mL in CH2Cl2 10 μg/mL in CH2Cl2 10.0 μg/mL in Acetone 1000 µg/mL in Acetone:Dichloromethane 1000 µg/mL in Acetone:n-Hexane 200 µg/mL in Methanol 2000 μg/mL in Methyl-tert-butyl ether 25 μg/mL in CH2Cl2 2500 μg/mL in Acetone 0.1 mg/mL in Dichloromethane 100 µg/mL in Acetonitrile 100 µg/mL in Dichloromethane 100 µg/mL in n-Hexane:Toluene 100-500 μg/mL in Methanol 1000 ug/mL溶于甲醇 1000 µg/mL in Dichloromethane 1000 µg/mL in Toluene:n-Hexane 1000 µg/mL溶于二氯甲烷 1000 µg/mL溶于甲醇 1000 μg/mL溶于乙酸乙酯 10μg/mL 1200μg/mL 2.0 mg/mL in CH2Cl2 20-2000 μg/mL in Methanol 2000 μg/mL in Dichloromethane 2000 μg/mL in Methanol 2000 μg/mL in Toluene 200μg/mL 25 mg/mL in CH2Cl2 250 μg/mL in Methanol 2500 µg/mL in Methanol 50 μg/mL in Acetone 50 μg/mL in CH2Cl2 500 µg/mL in Methanol:Dichloromethane 500 µg/mL in Methanol 500-2000 μg/mL in Methanol 500-5000 µg/mL in Methanol:Dichloromethane 500μg/mL 50μg/mL 有COA,2000 ug/ml in Methylene chloride 见详情

全部 更多 1mL 1ml 5*1mL 2mL 1.2mL 100mg 5x1ml 1ML 1mL*5支 2x0.6mL 5mL

全部 更多 Dr.E-液标 AccuStandard TMstandard 坛墨质检 Wellington Dr.E BePure-混标 ChemService 海岸鸿蒙

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