DANBURY, Connecticut (August 28, 2018) - SI Group™, the world leading supplier of liquid phosphite antioxidants for plastics, announced today that its nonylphenol-free stabilizer, WESTON® 705, has been included in the revision to the food contact regulation in the MERCOSUR region for the use of WESTON® 705 in broad food-contact packaging materials.

“WESTON® 705 is already approved for use in food-contact packaging in more than 180 countries including the U.S., Canada, Europe and China,” said David Brassington, SI Group’s Vice President of Regulatory Affairs. “With this latest approval, WESTON® 705 has completed its global food-contact approval process enabling resin producers and packaging manufacturers to employ a single, global solution for Consumer-Packaged Goods for customers looking to stay ahead of the regulatory curve.”

“WESTON® 705 is the first and only antioxidant since the 1970’s that has achieved global food-contact approvals, setting a new standard in food packaging safety,” said John Steitz, SI Group’s CEO. “This final approval is a critical step for SI Group’s blockbuster additive which will allow us to accelerate the transformation of our company and fuel further investments in breakthrough innovation.”

SI Group™ is dedicated to Responsible Care®, the chemical industry’s initiative to protect the environment; while ensuring the safety and security of our operations; and safeguarding the health and safety of our employees and neighboring communities.  The goal is to make continuous progress toward the vision of no accidents, injuries or harm to the environment. As active and responsible members of the communities in which we operate, SI Group™ is committed to open communication with our employees and neighbors. The company monitors the safe production, transportation, and use of its products. Employees are comprehensively trained to do their jobs safely and with minimum impact to the environment. We care about the future — for all of us. To learn more about WESTON® 705, visit

Company Contacts:
Americas: Beverly Kindermann: +1 203 702 6182
Europe: Irfaan Foster + 32 47 999 1965
Asia Pacific: Bill Xu: +86 21 6032 6822

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SI Group™ and WESTON® are trademarks of SI Group.

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