Diphenylamine-d10, 100μg/ml in Acetonitrile, 5ml

Native Perfluoroether-Carboxylic Acids and -Sulfonate Mix, 2µg/ml in MeOH, 1,2ml

Sulfachloropyridazine, 100 µg/ml, Methanol, 1ml

1,4-Dichlorobutane