pH 12.45 buffer solution (230mL)

1-n-Butyl-2-phenylbenzimidazole, N-glucuronide, , Solvent-, Unit , # of units-, Cas.no.

1,2-Dichloropropane, 100 µg/ml, Cyclohexane, 5ml

Prometon-d14 (di-iso-propyl-d14), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1219803-45-8