5000 µS/cm calibration solution (230mL)

n-Decane, 100 µg/ml, Hexane, 10ml

Fermentation standard Mix, in Water, 1ml

2,6-Dimethyl-4-nitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 14804-39-8