2,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml

2,2',3,4,4',5,5'-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

3,5-Dichlorobenzoic acid, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 51-36-5

4-tert-Octylphenol-mono-ethoxylate, 100 µg/ml, Ac