EPA Method 601 Purgeables Mix #2

Sulfamethazine, 100 µg/ml, Methanol, 1ml

Tetrachlorobisphenol A, 100µg/ml in Toluene, 1ml

Seneciphylline, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 480-81-9