4,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml

2,3,4,4'-Tetrabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

4-Isopentylphenol,1000 µg/mL,isooctane,1mL,

Perfluorooctanesulfonyl fluoride, 100mg