EPA Method 8330 Analyte

2,3,5,6-Tetrabromo-p-xylene, 1.2ml x 50ug/ml , toluene

5-Phenylpentanoic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 2270-20-4

Methyl-2,6-Dichlorophenoxyacetate