2-Methyl-1,3-butadiene Back Catalog number: 92663 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3142.17-K-IO Heptadecanoic acid (Margaric), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-12-7 Price on request 8707.12-100-IO 2,2',3,4',5,5',6-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-68-0 Price on request 8222.11-100-AN Carbophenothion Price on request