Aflatoxin & Ochratoxin Calibration Standard Back Catalog number: 98449 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8891.14-100-T 4-Fluorophenanthrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 521-66-4 Price on request 66155 2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Price on request 676730 4,4'-Diamino-3,3'-dimethyldiphenylmethane, 100mg Price on request