3M Potassium Chloride (KCl) Solution Back Catalog number: 50698 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4529-5ML Reference Material ASTM 5010A, 5ml Price on request 1579.4-K-ME Metformin hydrochloride, 1000µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1115-70-4 Price on request 677978 Methacrifos, 100 µg/ml, Toluene, 1ml Price on request