Hexadecyltrimethylammonium Bromide, >98%, 25g

2,3,4,7,8-Pentachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

2,2',4,4'-Tetrabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Demeton-O, 100 µg/ml, Ethyl acetate, 1ml