EPA Method 8141 Standard

9,10-Dihydro-9-Oxa-10-Phospaphenantrene-10-Oxide, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 35948-25-5

2,3,6-Trichloroanisole, 100 µg/ml, Ethyl acetate,

Labelled TCDD/TCDF Spiking Solution, 1.2ml, nonane