QC-7A - ICP Optical Back Catalog number: 50281 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9221.8-100MG 1-(2-Hydroxyphenyl)ethanone (2-Hydroxyacetophenone), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 118-93-4 Price on request P48-W-ES WHO PCB Extraction Standard, 100pg/µl in nonane, 1,2ml Price on request 71233 Octachlorostyrene, 1000µg/ml in MeChl, 1ml Price on request