4-tert-Butylphenol, 100 µg/ml, Acetone, 5ml

Carbaryl-d7 (naphthyl-d7), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 362049-56-7

Mestranol, 100mg

EPA Method 353.2 Nitrate + Nitrite