EPA Method 521 Surrogate Standard Stock Solution,1000 μg/mL in Methylene chloride

EPA521储备液(N-亚硝基二甲胺-D6)

524方法VOC代用标准(4-溴氟苯;1,2-二氯苯-D4), 4-Bromofluorobenzene &1,2-Dichlorobenzene-d4 ,2.0 mg/mL in MeOH

18组分EPA 混标, EPA Method 524.3,2.0 mg/mL in Methanol

DFTPP,0.1 mg/mL in Dichloromethane

十氟三苯基磷

527方法 混标 五组分, Method 527 PBDE Standard,Isooctane:Ethyl acetate 80:20

12组分有机酚混标, Stock Calibration Standard,2000 μg/mL in Methylene chloride

EPA Method 529 Surrogate Standard Stock Solution,1000 μg/mL in Methanol

EPA方法529替代标准储备溶液

EPA Method 529 Surrogate Standard Stock Solution,1000 μg/mL in Methylene chloride

氘代硝基苯

4-Bromo-3,5-dimethylphenyl-N-methylcarbamate ,0.1 mg/mL in Acetonitrile

4-溴-3,5-二甲苯基-N-甲基氨基甲酸酯/BDMC

苯基脲基准浓缩标准品, Phenylurea Concentrate Standard,5.0 mg/mL in Methanol