EPA Method 500 Internal Standard #6

2-Methoxy-1-propanol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1589-47-5

2,4-Dichlorophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 120-83-2

(20S)-13(17)-Diacholestene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.