EPA Method 1625 Semi-Volatile Standard

4-n-Butylphenol-2,3,5,6-d4, OD, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 1219795-04-6

Tenuazonic acid, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 28540-82-1

80.000 µS/cm conductivity solution (230mL)