Calibration Standard Mix 5

1H,1H,2H,2H-Perfluoro-7-methyloctan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 20015-46-7

2-Nitrophenol, 100 µg/ml, Methanol, 1ml

pH 4.0 Standard @ 25°C