gamma-HCH, 100 µg/ml, Ethyl acetate, 5ml

3,4,5-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL,

5,6,8,9-Tetrahydrobenz[a]anthracen-11(10H)-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1470-04-8

Oxalic acid, 250mg