Potassium (K) Back Catalog number: 56019 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3423.7-100-AN Ioxynil Price on request IBPO007 Quinoline Yellow (E 104), 1g Price on request SC-212704 rac 3-Hydroxyisobutyric Acid, 1mg Price on request