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U.S. Department of Health and Human Services

Inventory of Environmental Impact Decisions for Food Contact Substance Notifications
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FCN No. 2164

Susonity LLC

Food Contact Substance: Niobium-doped titanium dioxide, coated with calcium titanate
Notifier: Merck KGaA, Darmstadt, Germany and its affiliated companies
Manufacturer/Supplier: Susonity LLC
Intended Use: For use as a laser-marking agent for all food-contact polymers, except for use in contact with infant formula and human milk (see Limitations/Specifications).
Limitations/Specifications: For use at levels up to 0.5% by weight in polymers in contact with all food types under Conditions of Use A through H, as described in Tables 1 and 2. The FCS is not for use in contact with infant formula and human milk. Such uses were not included as part of the intended use of the substance in the FCN.
Effective Date: Oct 6, 2021
National Environmental Policy Act (NEPA)** Submission: Environmental Assessment (in PDF, 840 kB)
FDA Decision: Finding of No Significant Impact (FONSI) (in PDF, 215 kB)

More about Environmental Decisions and Definitions of Environmental Terms.
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