CWA UV 254 Absorbance/ DOC Back Catalog number: 55088 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675645 Propetamphos, 100 µg/ml, Ethyl acetate, 5ml Price on request 10255.7-1G Saccharin sodium (2H2O), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 6155-57-3 Price on request 678088 Dicrotophos, 100 µg/ml, Acetonitrile, 1ml Price on request