EPA Method 200.8 Calibration Standard 2

2,4-Dicofol, 10.0 µg/ml, Isooctane, 1ml

2,5-Dimethylthiophene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 638-02-8

Phthalic acid, bis-nonyl ester, certified, 0.25g