EPA Method 504.1 Analytes

16?-Hydroxy-17ß-estradiol-2,4-d2,neat,neat,10mg,

2,6-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 581-42-0

1-n-Dodecyl-2-phenylbenzimidazole, neat, Solvent-neat, Unit 10MG, # of units-12, Cas.no. 615280-16-5