EPA Method 551.1 - Analytes Mix #1

1,4-Dinitrosopiperazine-d8, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 69340-07-4

Metribuzin-desamino-diketo, 100 μg/ml, Acetonitrile, 1ml

3,5-Dichlorosalicylic acid, 1000mg