Nitrate as NO3-, 1000µg/ml in water, 100ml

Cholesterol & Coprostanol

3,3’-Dimethylbenzidine

CPI (1) Control Standard 1 Isooctane solutions S-4025 (mg/mL) S-4026 (mg/mL) S-4027 (mg/mL) C22 1.0 1.0 1.0 C23 0.9 1.0 1.1 C24 0.8