Hexavalent Chromium (Cr+6), 10mg/mL in H2O, 500ml

d-1,2,3,4,5,6-Hexachloro(13C6)cyclohexane, 1.2mL x 100ug/mL, nonane

alpha-Onocerin, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 511-01-3

2,4'-DDD (=TDE), 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 53-19-0