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Foiling Spoilage with Chemical Preservatives Kit (with voucher)



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. For substitution suggestions, please call us at 800.334.5551 (8am to 8pm, ET, Monday-Friday).

For Educational Use Only. All orders are subject to Carolina’s Terms and Conditions


Shipping Information or Purchase Restrictions
  • This item is sold and shipped to schools and businesses only. Not available to individuals or residential addresses. Visit our Login & Registration page to learn how to create a Login and link it to an approved school or business account.
What’s Included:
  • Bacillus cereus Plate Culture (voucher item)
  • Micrococcus luteus Plate Culture (voucher item)
  • Penicillium chrysogenum Plate Culture (voucher item)
  • Pseudomonas fluorescens Plate Culture (voucher item)
  • Rhizopus stolonifer Plate Culture (voucher item)
  • Saccharomyces cerevisiae Plate Culture (voucher item)
  • 1 Propionic Acid Agar, 0.1%, 160 mL
  • 1 Sodium Benzoate Agar, 1%, 160 mL
  • 1 Sodium Nitrite Agar, 1%, 160 mL
  • 1 Sorbic Acid Agar, 0.1%, 160 mL
  • 1 Control Agar, 160 mL
  • 36 Sterile Applicator Sticks
  • 40 Sterile Petri Dishes
  • 1 Autoclave Disposal Bag
  • 1 Teacher Instructions
Return Policy:

If for any reason you are not satisfied with this item, it is eligible for a return, exchange, refund, or credit up to 180 days from date of purchase. Restrictions may apply. Returns & Exchanges Policy.


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