1-Heptene Back Catalog number: 33321 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1269.9-K-IO 1,3,5-Trimethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 108-67-8 Price on request 684390 4,4'-DDT, 100 µg/ml, Cyclohexane, 1ml Price on request 52020 Verification II Standard 2 Price on request