2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenyl

alpha alpha alpha (20R,24RS)-24-Ethylcholestane (82% in mixture with alpha alpha alpha (20S,24RS)-24-Ethylcholestane), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

EPA Method 8151 Standard

Sotalol hydrochloride, 100mg