2,2',3,4,4'-Pentabromodiphenyl ether,50µg/ml IO,1m

2,3,4,6-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Melamine

2,3,3',4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane