pH 2.0 Standard @ 25°C

o-Phenylphenol, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 90-43-7

Mixed Calibration Standard 1

Dialifos, 100 µg/ml, Ethyl acetate, 1ml