EPA 1620 Standard 3

Methyl 2-Hydroxy-3-carboxynaphthyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no.

2,4,6-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane

1-Phenyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 104353-06-2