8260 IS/SS Stock Back Catalog number: 97289 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 53068 Spiking Standard Kit Price on request 98654 PAH Standard (50 ppm) Price on request 1688.0-2K-T Hydrogensulfide, 2000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 7783-06-4 Price on request