EPA Method 525.1 Standard

2,2',3,3',4,5,5',6'-Octabromodiphenyl ether, 1.2ml x 50ug/ml, toluene

2,2',3,4',5,5'-Hexachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane

Di-n-propyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,10mL