beta-HCH, 100 µg/ml, Acetonitrile, 5ml

2,3,4-Tribromodibenzofuran, 1.2ml x 50ug/ml, toluene

17ß(H),21ß(H)-(22RS)-Homohopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 53584-62-6

4-Ethylpyridine,neat,neat,100mg,