辛醛2,4-二硝基苯肼, Octanal-DNPH,1000 μg/mL in MeOH:AcCN (95:5) (as deriv.)

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

戊醛-DNPH

羰基类混标, Carbonyl compounds,1000 μg/mL in AcCN

2',4',5'-Trifluoroacetophenone,20.0 μg/mL in Acetonitrile

2',4',5'-三氟苯乙酮

标准品, Purgeable Halocarbons and Aromatics,0.2 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

丙烯醛和丙烯腈2种混标(5.0 mg/mL 溶剂为甲醇和水), Acrolein &Acrylonitrile ,5.0 mg/mL in MeOH:Water 90:10

EPA方法604, Method 604-Phenols, Pentafluorobenzyl derivatives,0.2 mg/mL in MeOH (as deriv.)

亚硝胺3种混标, Nitrosamines Mix,Varied conc. in MeOH