Verification II Standard 2 Back Catalog number: 53020 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680988 Ofurace, 100 µg/ml, Acetonitrile, 1ml Price on request 54144 Bromate (BrO3-) Price on request 673061 Chlorhexidine dihydrochloride, 250mg Price on request