Levulinic acid Back Catalog number: 72423 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2778.10-100-CY Heptachlor-exo-epoxide (cis-) Price on request 0312.21-200-T Dibenz[a,c]acridine, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 215-62-3 Price on request MBP-81 3,4,4',5-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request