beta-BHC Back Catalog number: 70039 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3493.10-100 Propham, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 122-42-9 Price on request 90565 2-Chloro-1,3-butadiene Price on request 79522 2-Nitrodiphenylamine Price on request