beta-Endosulfan, 100 µg/ml, Methanol, 1ml

5-Amino-1-naphthol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 83-55-6

L-Dehydro Ascorbic Acid, 250mg

2,2,3,4,6-Pentachlorobiphenyl (BZ-98)