Methyl-3,5-dichlorobenzoate

1,2,9-Trimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 146448-88-6

2,3,4,5-Tetrachlorophenol acetate, 10.0 µg/ml, Is

EPA Method 8021B Internal Standard