Aldehyde-DNPH Mix Back Catalog number: 93594 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA15171170AL Metolachlor-2-hydroxy,100ng/µL in Acetonitrile,1ml Price on request 9930.24-50UG 10:2 Di-PAPS-d4, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. Price on request NG-15100-1G Benzoic acid sodium salt, 1g Price on request