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SI Group’s Phosphite Antioxidants Receive Extended Food Contact Approval by FDA

Published on 2019-03-25. Author : SpecialChem

TAGS:  Additives for Packaging    

FDA-approval-additivesSI Group has announced that WESTON™ 705 and WESTON™ 705T, next-generation liquid phosphite antioxidants, have been granted an extension of existing approvals by the U.S. Food & Drug Administration for use as food contact substances in styrene block polymers and repeat-use elastomers under conditions of use A through H with concentration up to 0.5% by weight (FCN 1927), effective March 15, 2019. ”

Effective Protection of Color and Mechanical Properties


This approval confirms the toxicologically-clean composition of WESTON™ 705, and permits the novel antioxidant to be widely applied in the growing elastomers industry. The innovative chemistry of WESTON™ 705 provides effective protection of color and mechanical properties of polymers during the manufacturing, storage and conversion processes, including their use in food-contact applications.

WESTON™ 705 and WESTON™ 705T is currently approved for use in food-contact packaging in more than 180 countries, including the United States, Canada, Europe and China


Source: SI Group
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