Instrument Standard 1 Back Catalog number: 52077 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 98655 PAH Standard (200 ppm) Price on request 677556 Bisoctrizole, 100mg Price on request 3237.21-K-IO 12-cis-Heneicosenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3515-84-2 Price on request