Hexavalent Chromium Back Catalog number: 55209 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8707.12-100-IO 2,2',3,4',5,5',6-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-68-0 Price on request 9013.4-K-DC N-Nitrosodiethylamine-d10, 1000µg/ml in dichloromethane, 1ml Price on request 72165 Folic acid Price on request