N,N'-Diphenyl-1,4-phenylenediamine, 250mg

Glyoxal di-2,4-dinitrophenylhydrazone, Please inquire, Solvent-, Unit , # of units-, Cas.no.

2,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

PAH standard, 100µg/ml in methylene chloride, 1ml