2-Chloro-1,3-butadiene Back Catalog number: 90565 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1685.10-K-IO 2-n-Hexylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 18794-77-9 Price on request 71592 Chlorophyll A/B Standard Price on request 3718.20-K-ME Abietic acid, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 514-10-3 Price on request