Description
Advanced—For students with moderate experience in microbiology.
For a class of 30. Chemicals that prevent bacterial or fungal spoilage have been used for centuries. Students observe the effects of 4 chemical preservatives—sorbic acid, sodium nitrite, sodium benzoate, and propionic acid—on 6 food spoilage microorganisms. Requires 8 days from setup to completion.
Note: Keep bacteria and fungi cultures at room temperature; do not incubate or refrigerate. This kit includes a voucher to request perishable materials later at your convenience. Contact us or return the voucher to request delivery of perishable materials.
This item is sold and shipped to schools and businesses only. Not available to individuals or residential addresses.