EPA Method 507 Analyte Mix #8

Acetaminophene-d4 (Paracetamol-d4), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 64315-36-2

Phthalic-3,4,5,6-d4 acid,neat,neat,1g,

Omeprazol, 100µg/ml in Acetonitrile, 5ml