Continuing Calibration Verification Standard (CCV)

1H,1H-Perfluoro-3,5,5-trimethylhexanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 238403-51-5

Native FTA Solution/Mixture, 1.2ml, isopropanol

Ethalfluralin