Potassium (K) Back Catalog number: 54158 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 679407 Dimethyldioctadecylammonium chloride, 100 µg/ml, Price on request 61260 Aroclor 1260 in Transformer Oil Price on request ASTM-P-0091-03-10 Methyl mercaptan, 2000µg/mL in Toluene, 1ml Price on request