4种峰拖尾因子混标, Peak Tailing Factor Standard,10 μg/mL in Dichloromethane

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 Methylene chloride

硝基苯-d5(529替代标准储备溶液)

1-Naphthol,0.1 mg/mL in Acetonitrile

1-萘酚

氨基甲酸酯杀虫剂共混标, Carbamate Pesticide Mix,100 μg/mL in Methanol

苯脲替代标准, Phenylurea Surrogate Standard,500 μg/mL in Methanol

EPA 535套标, 14 Component Method 535-SET (Including IS and SS)

Acenaphthene-d10,500 μg/mL in MeOH

氘代苊

实验室性能检测溶液, Laboratory Performance Check Solution,Varied conc. in MtBE

实验室性能检测溶液, Laboratory Performance Check Solution,Varied conc. in MtBE