Food-grade Silicon Dioxide Specialist

Quality First

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For Pharmaceutical Use

For Powdered Food Products

For Edible Oil

For Personal & Home Care

Featured Products
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E551
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Silicon dioxide
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Colloidal silicon dioxide
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Food grade silica

Product Overview

Zhongqi's ZLSIL™ standard food-grade anti-caking silica (E551) is produced using advanced precipitation technology and strict quality control. 

It effectively prevents powder caking, improves flowability, and enhances product stability in a wide range of food applications.

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Modern laboratory with advanced equipment and blue lighting.
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Certifications & Qualifications

Quality Management System Certificate for Zhongqi (Guangdong) Silicon Materials Co., Ltd., ISO 9001:2015.
ISO 22000:2018 certification for Zhongqi Guangdong Silicon Materials Co., Ltd., valid until 2027.
Food Safety System Certificate for Zhongqi Guangdong Silicon Materials Co., Ltd.
Halal certification for Zhongqi Guangdong Silicon Materials, valid until May 2028.

Empowering High-End Manufacturing Through Innovation and Unmatched Quality

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2006

17,0000

30

80

+

+

Factory construction time

Founded in 2006, 20+ Years of Excellence in High-Purity Food-Grade Silica.

Covers a large area

years of experience

Wide business coverage

It has modern standard workshops, intelligent and information-based manufacturing equipment

China's Leader, Global Standard

Custom Solutions, Uncompromising Quality, On-Time Delivery

99%+ SiO₂ Content, Ultra-Low Heavy Metals

Global Compliance: FSSC 22000,ISO Certified Halal,Kosher,SEDEX,FDA,FAMIQS

Questions or Consulting

We are committed to excellence in everything we do and look forward to working with you!

Zhongqi (Guangdong) Silicon Materials Co., Ltd.

Contact Person: Levin Wang

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E-mail: levin@zhongqisilicon.com

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Whatsapp：+86 186-6081-7777

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Add: Guangzhou City, Guangdong Province, China

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