Aflatoxin & Ochratoxin Calibration Standard Back Catalog number: 98449 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11696.12-100-IO 2,3,4,5-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 20061 CLP Pesticide Lab Control Standard Price on request 57038 Strontium (Sr) Price on request