2-Chloro-1,3-butadiene Back Catalog number: 70483 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1026.18-500-IO 9-n-Butylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 10394-57-7 Price on request 71033 2-(2-Butoxyethoxy) ethylacetate Price on request 0238.24-200-T Naphtho[2,3-e]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 193-09-9 Price on request