EPA Method 508.1 & 525.2 Pesticide Standard

1,3,5-Triphenylbenzene, 100mg

alpha alpha alpha (20R,23R,24S)-4 alpha,23,24-Trimethylcholestane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 146276-33-7

Benzyl butyl phthalate