二溴乙酸甲酯, Methyl dibromoacetate,1000 μg/mL in MtBE

Octanal,1000 μg/mL in Methanol

辛醛

Heptanal-DNPH,1000 μg/mL in MeOH:AcCN (95:5) (as deriv.)

庚醛-2,4-二硝基苯肼

氯化酸HPLC标准品, Chlorinated Acids by HPLC,1000 μg/mL in AcCN

可吹脱卤代烃18种混标-液体, Purgeable Halocarbons-Liquids,2.0 mg/mL in MeOH

可吹脱卤代烃6种混标-气体, Purgeable Halocarbons-Gases,0.2 mg/mL in MeOH

可吹脱芳烃-汽油11种混标, Purgeable Aromatics-Gasoline ID,0.2 mg/mL in Methanol

联苯胺&3,3'-二氯联苯胺, Benzidine &3,3'-Dichlorobenzidine,1000 μg/mL in Methanol

方法608-农药17种混标, Method 608-Performance Check Solution,Varied conc. in MeOH

多环芳烃混标(18组份), PAH Performance Check Solution,Varied conc. in AcCN