Isocarbophos, 10.0 µg/ml, Ethyl acetate, 10ml

525 Spike Mix

(2RS)-2-(4-n-Propylphenyl)propanoic acid, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 3585-47-5

4.4'-DDE (13C12), 100µg/ml in n-Nonane, 1,2ml