Ethanol standard in water,0.2g/L,water, 3mL

Di-o-tolylphenyl phosphate,100 µg/mL,isooctane,1mL,

1,2,3,4,5,6,7-Heptachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane

Tris-p-tolyl phosphate-d21,100 µg/mL,isooctane,1mL,