Calibration Standard Kit

4-Ethylphenol-d4-PFB, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 100-58-8

Cloxacillin Sodium

2,3,4,6-Tetrachlorophenol, 100 µg/ml, Methanol,