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E557
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Zinc silicateAnti-caking agents
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Description
Zinc silicate can be produced directly from willemite, or can be synthetically produced from quartz and zinc oxide. It is used as an anti-caking agentGenerally added to powdered foods to prevent clumping and allow even flow when being mixed or poured. in food, although rarely used, and its use is restricted.
Common Uses
Used in dry products, but very rarely used.
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