Total Kjeldahl Nitrogen as N Back Catalog number: 50794 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9112 Heptachlor epoxide Price on request 10198.24-50-AN JWH-018 N-(5-Hydroxypentyl) metabolite, 50µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 335161-21-2 Price on request 10114.14-10MG 1-Iodo-1H,1H,2H,2H-pentacosafluorotetradecane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 30046-31-2 Price on request