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

甲基衍生物检测溶液, Independent Check Standard Methyl Derivatives,Varied conc. in MtBE

非衍生的氯化酸, Underivatized Chlorinated Acids,Varied conc. in MeOH

2,4-Dichlorophenylacetic methyl ester,0.1 mg/mL in MtBE

2,4-二氯甲基酯

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)检测标准品(1000 μg/mL 溶剂为二氯甲烷)

标准品, EPA Method 524.3 Internal/Surrogate Std.,2.0 mg/mL in Methanol

EPA 525方法25种, Regulated Semi-Volatiles Mixture,100 μg/mL in Ethyl acetate

2种内标, Internal Standard,Varied conc. in Methylene chloride

替代标准品, Surrogate Standard,Varied conc. in Methanol

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)

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

氨基甲酯类农药套标(11种), Method 531 (HPLC) Set

EPA 537方法标准溶液,14种全氟类化合物混标, M-537 Native Compound Standard,50 μg/mL in Acetonitrile:Water (95:5)

Endothall pentafluorophenyl hydrazine derivative,100 μg/mL in MtBE

茵五氟苯肼衍生物

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