1,3-Butadiene Back Catalog number: 79332 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8643.12-50-T 1,2,3-Trichlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 675851 Pyridaphenthion, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 52259 Spike Solution Set Price on request