Method 1640Mix A Back Catalog number: 52146 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 54158 Potassium (K) Price on request 1678.14-K-IO 1,1,1,3,12,14,14,14-Octachlorotetradecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-26-9 Price on request UFA-014S Methyl linolenate C18:3, 10mg/ml in Heptane, 1ml Price on request