2-Butanone, 5ml Back Catalog number: 680149 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8770.18-50-T Dechlorane plus, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 13560-89-9 Price on request 73436 Bisphenol A-d16, 1000µg/ml in methyl chloride, 1ml Price on request E4009-5G Eosin Y, Dye content ~99 %, 5g Price on request