Acetic anhydride Back Catalog number: 71918 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-H200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 3633.15-50-AN T-2 Tetraol, 50µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 34114-99-3 Price on request 1944.8-1G Sodium tetraethylborate, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 15523-24-7 Price on request