Isobutyric acid Back Catalog number: 71809 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended FHUEA 2H-Perfluoro-2-octenoic acid (6:2), 1.2ml x 50ug/ml, isopropanol Price on request 2265.12-100-IO 2,2',3,5'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 41464-39-5 Price on request 98130 SVOC Standard Price on request