1,3-Butadiene Back Catalog number: 33004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2517.8-100MG Caffeine,neat,neat,100mg, Price on request 71835 1,2,3-Trichloro-4-nitrobenzene Price on request S-4296-ASS-AN MIX 1 Aflatoxin mixture AFB1+AFG1, 2µ/mL; AFB2+AFG2, 0.5µg/mL, 2+0.5µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. Price on request