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2026

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Food Grade Adsorbent Silica (INS E551, coded as 02.002 in China National Food Safety Standard GB 2760) is a professional adsorption auxiliary complying with international food additive standards.

With its invention patent for beer filter aid, Zhongqi Silicone Materials has completely reshaped the filtration system of the brewing industry.


With its invention patent for beer filter aid, Zhongqi Silicone Materials has completely reshaped the filtration system of the brewing industry. Its food grade silica filter aid, through a unique pore structure design, has 30% higher adsorption efficiency than traditional diatomite, can control beer turbidity below 0.5 EBC, while reducing filtration cost by 20% and shortening the filtration cycle to less than 4 hours. The product has passed FDA certification, is suitable for the production of beer and wine with different malt concentrations, and reduces solid waste emissions by 50% while retaining the wine body flavor, which meets the industry's needs of cost reduction, efficiency improvement and environmental protection upgrading.