EPA Method 353.2 Nitrate + Nitrite

1,1,1-Trichloroethane (contains stabilisor 0.05% low alkyl epoxide), in ampoule, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 71-55-6

2-Benzotriazole-2-yl-4,6-di-tert-butylphenol, 25g

Routine Biomarker Internal Standard Cocktail 1 7 Analytes, each concentration as listet in isooctane; units: 10x1mL, 1x5mL, 5x5mL Please inquire for other quantities. Chiron No. Name CAS No. Conc. 1019.12 n-Dodecane-d26 [164