Methyl cis-13,16-docosadienoate, 10mg/ml in Heptane, 1ml

1,2,3,4,7,8-Hexachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

4-Methoxy-2',3',4',5'-tetrachlorobiphenyl, 100µg/ml in IO, 1ml

Di-2,4-dinitrophenylhydrazonepyruvaldehyde, Please inquire, Solvent-, Unit , # of units-, Cas.no.