2-Methyl-1,3-butadiene Back Catalog number: 92663 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0343.16-K-IO 4-n-Butylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 37909-95-8 Price on request 2786.14-100-IO 3,3'-Dimethylbenzidine, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 119-93-7 Price on request 675838 Phosmet, 100 µg/ml, Toluene, 5ml Price on request