Aflatoxin & Ochratoxin Calibration Standard Back Catalog number: 98449 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94202 Volatile Standard Price on request 92880 Oxygenates Standard Price on request 2105.8-100MG 1,5-Bis-(1-methylethyl)-biguanide HCl, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 45095-69-0 Price on request