4,4'-Thiodianiline,1000 μg/mL in AcCN

4,4-二氨基二苯硫醚

偶氮染料致癌物套标24种, Azo-Colorant Carcinogens Set

残差复合材料混合, Residuals Composite Mix,5.0 mg/mL in Dichloromethane

10种多溴联苯醚混标(PBDE 1-10溴),100ug/mL溶于甲苯(RoHS 2.0), Custom PBDE Standard 100 μg/mL Toluene

客户定制混标, Custom OP Pesticide Standard 2

18种多氯联苯,100 ug/mL溶于正己烷(HJ 715-2014/HJ 743-2015/HJ 891-2017/HJ 922-2017), Custom Combined Congener Standard @ 100 ug/mL in 100% Hexane

定制氯化芳烃标准溶液@ 100ug / ml己烷-50%丙酮-50%, Custom Chlorinated Aromatics Standard @100ug/ml in solvent Hexane-50% Acetone-50%

7种氯苯混标,5000ug/mL溶于甲醇, Custom Chloroaromatics Standard @ 5000 ug/mL in PT Methanol

定制监测仪在PT甲醇中混合@4000μg/ ml, Custom Monitor Mix @ 4000μg/ml in PT Methanol

15种VOC混标,100 μg/mL溶于甲醇(优检33项), Custom VOC Standard 100 μg/mL Methanol