Potassium (K) Back Catalog number: 59886 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2673.7-5MG Pentabromotoluene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 87-83-2 Price on request 53072 Spiking Standard 3 Price on request 79596 Formaldehyde Price on request