EPA Method 8270 Additionals

2,2',3,3',4,5,5',6-Octachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 68194-17-2

Altrenogest 19,19,20,21,21-d5, 0,5mg

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