Potassium (K) Back Catalog number: 50378 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 13000-1000ME5 BTEX - Mix 6, 1000µg/ml in MeOH, 5ml Price on request 1422.10-1G 4-sec-Butylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 99-71-8 Price on request 8913.14-100-T 5-Methyl-2,3',4,4'-tetrachlorodipehnylmethane Price on request