2,3',4-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL,

Semi-Volatile Standard

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 548 Analyte