Urea Stock Solution

n-Hexylcyclohexane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4292-75-5

Metformin hydrochloride, neat, Solvent-neat, Unit 10g, # of units-1, Cas.no. 1115-70-4

9H-Perfluorononanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 76-21-1