Plasma Solution Method 200.7 section 7.6

4,4’-Diamino-3,3’-dimethyldiphenylmethane

17 alpha(H),21 alpha(H)-(22RS)-Homohopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no.

EPA Method 418.1 - TPH IR Standard