Instrument Standard 4 Back Catalog number: 53080 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2139.2-1ML Ethylene sulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 420-12-2 Price on request 678273 Chlorbromuron, 100 µg/ml, Acetonitrile, 5ml Price on request 2880.3-1ML Methyl acetate, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 79-20-9 Price on request