QC-21 - ICP Optical Back Catalog number: 50282 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0784.17-500-IO 1,2,9-Trimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 146448-88-6 Price on request 94848 Solution #1 Price on request 3514.8-100-CY Thionazin-O-analog Price on request