Phthalic acid, 250mg Back Catalog number: 676573 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 55088 CWA UV 254 Absorbance/ DOC Price on request 8738.20-K-IO Ditolylphenylphosphate - Mixture of o-,m-,p-tolyl isomers, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 70948 1,3-Diethylbenzene Price on request