USGS 8022 Standard

1-Methyldiamantane-d3, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

17-beta-Estradiol-17-valerate, 100mg

1,2,3,4-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane