2-Butanone Back Catalog number: X9130 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 684408 GenX E1, 10mg Price on request 11918.4-100-IOX5 Hexachloro-1,3-butadiene-13C4,100 µg/mL,isooctane,1mL, Price on request 681399 Oxypurinol, 10mg Price on request