EPA Method 8330 Analyte

b-Sitosterol

24-Ethylcholest-5-en-3ß-ol, 100µg/mL, Solvent-n-hexane, Unit 1mL, # of units-1, Cas.no. 83-46-5

Mono-2-ethyl-1-hexyl phthalate-3,4,5,6-d4, 100µg/ml in MeOH, 1ml