1D,1D,2H,2H-1-Hydroxyperfluorooctane,50 µg/mL,MeOH,1mL,

TOC Calibration Standard (C)

Endosulfan sulfate, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1031-07-8

Diphenyl-3-isopropylphenyl phosphate,100 µg/mL,isooctane,1mL,