Methacrolein

Sodium dodecylbenzenesulfonate, mixture of linear C10-C14, 1000µg/mL in MeOH, 1ml

Chlorothalonil-4-hydroxy, 10.0 µg/ml, Acetonitril

EPA Method 537 Native Primary Std (br/l mix), 2µg/ml in MeOH, 1,2ml