To order chemicals, medical devices, or other restricted products please provide ID that includes your business name & shipping address via email [email protected] or fax 484.881.5997 referencing your VWR account number. Acceptable forms of ID are:
- • State issued document with your organization's Federal Tax ID Number
- • State issued document with your organization's Resale Tax ID Number
- • City or County issued Business License
- • State Department of Health Services License
- • Any other ID issued by the State that includes the business name & address
* ATTN: California Customers may require additional documentation as part of the CA Health & Safety Code. Products that fall under this regulation will be placed on a mandatory 21-day hold after documentation is received. Avantor will not lift restrictions for residential shipping addresses.
- Description:Difco™ Bismuth Sulfite Agar
- Size:500 g
- Environmentally Preferable:
- Cat. No.:90003-904
- Supplier no.:273300
Bismuth Sulfite Agar is a highly selective medium used for isolating Salmonella species, particularly Salmonella Typhi, from food and clinical specimens.
- Modification of the Wilson and Blair formula
- Beef extract and peptone provide nitrogen, vitamins, and minerals
- Dextrose is an energy source
- Disodium phosphate is a buffering agent
- Brilliant green and bismuth sulfite inhibit gram-positive bacteria
- Ferrous sulfate is included for detection of H2S production
Bismuth Sulfite Agar is used for the isolation of S. Typhi and other Salmonella from food, feces, urine, sewage, and other infectious materials. The typhoid organism grows luxuriantly on the medium, forming characteristic black colonies, while gram-positive bacteria and members of the coliform group are inhibited.