D混标, Method 507-Mix D,1000 μg/mL in MtBE

G混标, Method 507-Mix G,1000 μg/mL in MtBE

性能检测溶液, Performance Check Solution,Varied conc. in MtBE

分解标准品, Decomposition Solution,Varied conc. in MtBE

Decachlorobiphenyl,0.5 mg/mL in MtBE

十氯联苯

6组分甲基衍生物混标, Methyl derivatives,Varied conc. in Methanol

性能检测溶液, Performance Check Solution,Varied conc. in MtBE

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

N-亚硝基正丙胺-D14

524.2方法增补24组分挥发性有机物, Additions to Method 524.2,2.0 mg/mL in MeOH

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