Standard #1 Back Catalog number: 59215 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678435 Isocarbophos, 100 µg/ml, Acetonitrile, 1ml Price on request 2233.17-2-AN Aflatoxin B1, 2µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1162-65-8 Price on request C13213100 17-beta-Estradiol, certified, 0.25g Price on request