EPA Method 8141 Standard Rev 1 Back Catalog number: 98131 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3222.19-K-IO 7-cis-Nonadecenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 118020-79-4 Price on request 679726 Phorate-sulfone, 100 µg/ml, Cyclohexane, 1ml Price on request MBP-208 2,2',3,3',4,5,5',6,6'-Nonachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request