IC Anions Mix A Back Catalog number: 59420 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 81203 EPA Method 8121 Internal Standard Price on request 35071 EPA Method 502.2/524.2 - Liquids Price on request 3306.19-K-IO Methyl octadecadienoate (10tr,12c) , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21870-97-3 Price on request