方法504套标, Method 504.1 Set

方法506-邻苯二甲酸酯混标(7组分), Method 506-Phthalate Esters,Varied conc. in MeOH

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

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

分解溶液, Decomposition Solution,0.1 mg/mL in Ethyl acetate

19组分氯杀虫剂/除草剂混标, Chlorinated Pesticides/Herbicides,0.5 mg/mL in Ethyl acetate

4,4'-Dibromobiphenyl ,0.1 mg/mL in Ethyl acetate

4,4'-二溴联苯

有机氯混标, Performance Check 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 MeOH