2-Butanone Back Catalog number: 20014 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11760.12-100-IO 2,2',3,3',5,6,6'-Heptachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 675747 Naled, 10 µg/ml, Ethyl acetate, 10ml Price on request 11637.20-K-IO n-Butyl n-octyl phthalate, techn.,1000 µg/mL,isooctane,1mL, Price on request