DEF Back Catalog number: 79583 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2906.12-100-IO 2,2',3,5',6-Pentachlorobiphenyl, 100µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 38379-99-6 Price on request 72923 L-Cystine Price on request 70887 Chloroacetic acid Price on request