Niacinamide Back Catalog number: 72215 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11717.12-100-IO 2,2',3,6,6'-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 2663.10-100-HX Toxaphene,100 µg/mL,n-hexane,1mL, Price on request 8383.6-1ML n-Butyl acetate, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 123-86-4 Price on request