Potassium (K) Back Catalog number: 57119 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12155.9-100-ME Acetylsalicylic acid-d3 (methyl-d3),100 µg/mL,MeOH,1mL, Price on request 675753 Difenacoum, 10 µg/ml, Acetonitrile, 10ml Price on request DF-1234789-S 1,2,3,4,7,8,9-Heptachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request