Nonanal,1000 μg/mL in Methanol

壬醛/天竺葵醛

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

羰基化合物混标A, Carbonyl Compounds Mix A,1000 μg/mL in Acetonitrile

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,2.0 mg/mL in MeOH

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

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

EPA方法Florida-18种混标, PAH Performance Check Solution,Varied conc. in AcCN

Atrazine,100 μg/mL in Methanol

莠去津/阿特拉津/2-氯-4-乙氨基-6-异丙氨基-1,3,5-三嗪