EPA Method 502.2 Surrogate Standard

DL-4-Methoxymethamphetamine hydrochloride, see 9691.11 (+/-)-PMMA, , Solvent-, Unit , # of units-, Cas.no.

2-Phenylnaphthalene

(22RS)-30-Bishomohop-21(22)-ene, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no.