Potassium (K) Back Catalog number: 56719 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70113 Dibenzo(a,h)pyrene Price on request 3483.10-100-AN Phosphamidon Price on request 10408.4-5MG O,O-Diethyldithiophosphate-13C4, ammonium salt Price on request