Harvest Guard Reusable Plastic Canning Lids are manufactured using an FDA and USDA approved, food grade plastic generally referred to as Polyoxymethylene Copolymer (POM) or Acetal Copolymer. It is comprised of a BPA and Phthlate free plastic compound that is safe for direct contact with food products and has been used extensively in the food and medical industries since the 1940’s, provided users do not exceed the limitations listed below.
This product is formulated using polyacetal base resin and complies with applicable FDA regulations for food contact applications according to (CFR), Title 21, 177.2470. Any additives, that may be present, comply with appropriate, specific FDA Regulations.
- Types of food: Acetal Copolymer is safe with all types of food except those containing 15% or more alcohol.
- Not recommended for tinctures where alcohol content exceeds 15%.
- Conditions of Use: Use temperature not to exceed 250 deg F per 177.2470.
Additionally, Acetal Copolymer plastic is approved by the USDA for direct contact use with meat and poultry products, and meets the Sanitary Standards 3A Compliance for the Dairy and Food Industries Supply Association (DFISA).
Considering the temperature ranges found in the home food canning environment, and the acceptability of POM by the USDA and FDA for direct food contact, we believe this is the perfect product for home canners. An investment in Harvest Guard Reusable Canning Lids today, means a lifetime of safe, enjoyable canning, and a lifetime of savings.