全部 更多 多氯联苯（PCBs）标准品

全部 更多 100 μg/mL in Isooctane 35 μg/mL in Isooctane 纯品型，有证书 10 μg/mL in Isooctane >95% 见证书 100μg/mL 50 μg/ml in Isooctane 100 μg/mL in MeOH 50 μg/mL in Isooctane 50 μg/mL in Toluene 1000 μg/mL in MeOH 10 μg/mL in Cyclohexane 100 µg/mL in n-Hexan 50 μg/ml in Isooctane 0.5 mg/mL in MtBE 1000 μg/mL in Hexane 1000 μg/mL in Isooctane 定性 10 µg/mL in n-Hexan 10 μg/mL in Hexane 200 µg/mL in Methanol 2μg/mL 3.0 mg/mL in Isooctane 35 μg/mL in Toluene 10 μg/ml in Acetonitrile 1000 μg/mL in Toluene 10μg/mL 2.0 mg/mL in MeOH 35 μg/mL in MeOH 40μg/mL 5.0 mg/mL in Isooctane 5.0 μg/mL in Acetone 5.0 μg/mL in Hexane (冰袋运输80邮费) 0.2 mg/mL in Acetone 0.5 mg/mL in Isooctane 0.5 mg/mL in MeOH 1 μg/mL in Isooctane 10 μg/mL in Ethyl acetate 10 μg/mL in n-Hexane 100 µg/mL in Isooctane 100 µg/mL in Methanol 100 µg/mL in Toluene 100 μg/mL in AcCN 100 μg/mL in Acetonitrile 100 μg/mL in Cyclohexane 100 μg/mL in Hexane 100 μg/mL in Toluene 100 μg/mL in isooctane 100 μg/mL in n-Hexane 100 μg/mL in n-hexane 100 μg/mL溶于正己烷 1000 µg/mL in Methanol 1000 μg/mL Isooctane 1000 μg/mL in AcCN 1000 μg/mL in Methanol 1000μg/mL 199ng/g-201ng/g 2.0 mg/mL in Isooctane 2000 μg/mL in Acetone:Benzene 2500 μg/mL in Acetone 5 μg/mL in Toluene 5.0 mg/mL in MeOH 500 ppm in Transformer Oil 500 ppm w/w in Transformer oil 500 μg/mL in Isooctane >80% >95%, 1000 μg/mL in Hexane 见证书,土黄色/粉末

全部 更多 1mL 10ml 5mg 10mg 25mg 1.2ml 1ml 50mg 10mL 100mg 20mg 5*1mL 2mL 5*10mL 7x1mL 10g 2.5mg 40g/瓶 5g

全部 更多 AccuStandard Dr.E-液标 CATO Dr.E FirstStandard 环保所 中国计量院 BePure 天津农业部 锐标

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