Acid Surrogate Standard Back Catalog number: 21005 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0262.20-200-AN Benzo[a]fluoranthene,200 µg/mL,acetonitrile,1mL, Price on request 677596 TTPCM, 100mg Price on request 8867.9-K-IO 6-Methylquinoxaline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request