Formaldehyde-DNPH Level 1 (0.1ug/mL) Back Catalog number: 98858 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1603.8-K-IO 5-Fluoroindole, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 399-52-0 Price on request 2244.34-50-MX Fumonisin B1, 50µg/mL, Solvent-acetonitrile/water (50/50), Unit 1mL, # of units-1, Cas.no. 116355-83-0 Price on request 3322.14-100-CY Bifenox Price on request