Benzo(a)pyrene Back Catalog number: 95206 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4053-0-TX5 Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K Price on request 3172.24-K-IO Methyl tricosanoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2433-97-8 Price on request 2490.12-1G Tetra-n-propyltin, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 2176-98-9 Price on request