Chlorodifluoromethane

5 alpha(H)-Cholestan-3 alpha-ol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 516-95-0

3-Methyl-1-naphthol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13615-40-2

EPA Method 8141 Standard Rev 1