Food Grade Phosphoric Acid: Market Trends, Specs and Buying Guide

2026-05-11

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Food Grade Phosphoric Acid

Food grade phosphoric acidCAS#7664-38-2(also called E338) is a common food additive used all over the world. It’s mainly used to adjust acidity, enhance flavor, and make food last longer—these roles are hard to replace in the food and beverage industry. As the food industry gets better and global food safety rules get stricter, more and more people need high-purity, up-to-standard food grade phosphoric acid. This article will clearly explain the global industry situation, market data, technical requirements, and buying trends of food grade phosphoric acid. It also gives useful tips for international buyers, and introduces the reliable supply capacity of Shandong Hualu Hengsheng Chemical Co., Ltd.

Global Food Grade Phosphoric Acid Industry & Market Data

Industry Overview & Main Drivers

Food grade phosphoric acid (chemical formula H₃PO₄) is a colorless, odorless, thick liquid. It’s much purer than industrial-grade phosphoric acid, and has strict limits on impurities. You can find it in many foods and drinks: carbonated drinks, milk products, processed meat, pastries, and nutritional supplements. It works as an acidity adjuster, chelating agent, and preservative. Three main things are driving the global food grade phosphoric acid market: the fast growth of the processed food and beverage industry, people paying more attention to food safety and quality, and the increasing demand for functional foods and fortified products around the world.

Market Trends of Food Grade Phosphoric Acid

1. More Demand for High-Purity, Low-Impurity Products

As global food safety rules get stricter, international buyers are increasingly asking for food grade phosphoric acid with very low heavy metal content. Regulatory bodies like the US FDA (21 CFR 182.1073) and the EU EFSA (E338) have set strict limits: lead must be ≤2 mg/kg, arsenic ≤3 mg/kg, and fluoride ≤10 mg/kg. Leading manufacturers like Shandong Hualu Hengsheng have upgraded their purification technologies, making the heavy metal content below 1 ppm—this is better than international standards.

2. Green Production Becomes a Key Advantage

Environmental protection policies are changing the global phosphoric acid industry. Traditional production methods are being replaced by clean technologies, such as deep purification of wet-process phosphoric acid, membrane separation, and waste acid recovery. Shandong Hualu Hengsheng uses advanced thermal process and solvent extraction technologies. This makes wastewater discharge almost zero, and the comprehensive utilization rate of phosphorus resources exceeds 95%. It not only reduces environmental impact but also lowers production costs.

3. More Uses in New Food Fields

Besides being used in traditional fields like carbonated drinks and milk products, food grade phosphoric acid is now used more in new food segments, such as plant-based foods, functional drinks, and ready-to-eat meals. For example, it’s used to adjust the pH value in plant-based milk to make it more stable, and as a nutrient fortifier in functional drinks to add phosphorus. This trend is expected to drive the growth of the food grade phosphoric acid market in the next five years.

Technical Parameters & Product Types of Food Grade Phosphoric Acid

Key Technical Requirements

Food grade phosphoric acid is mainly available in two concentrations: 75% and 85%. The 85% concentration is the most commonly used, accounting for 38% of the global market. The key technical parameters of Shandong Hualu Hengsheng’s 85% food grade phosphoric acid meet FCC, FDA, EU E338, and GB 1886.15-2018 standards, and are as follows:

  • Phosphoric acid content (H₃PO₄): 85.0% ± 0.5% (mass fraction)
  • Appearance: Colorless transparent or slightly yellow thick liquid
  • Density (25℃): 1.685 g/cm³
  • Heavy metals (calculated as Pb): ≤ 1 mg/kg
  • Arsenic (calculated as As): ≤ 0.5 mg/kg
  • Fluoride (calculated as F): ≤ 5 mg/kg
  • Chloride (calculated as Cl): ≤ 200 ppm
  • Sulfate (calculated as SO₄): ≤ 300 ppm

Product Types

Shandong Hualu Hengsheng provides a complete range of food grade phosphoric acid products to meet different buying needs of international buyers:

  • 85% Food Grade Phosphoric Acid: Our core product, widely used in carbonated drinks, jams, and processed meat. It’s high in purity and stable in performance.
  • 75% Food Grade Phosphoric Acid: Suitable for milk products, pastries, and food additives. Its concentration is moderate and easy to dilute.
  • Customized Concentration: We can make products with concentrations between 70% and 85% according to your needs, such as for nutritional supplements and pharmaceutical auxiliaries.

Call to Action

As a leading manufacturer of food grade phosphoric acid in China, Shandong Hualu Hengsheng Chemical Co., Ltd. has rich production experience, advanced technology, and a complete quality control system. We are committed to providing high-quality, up-to-standard food grade phosphoric acid and professional services to international buyers around the world.

If you’re looking for a reliable food grade phosphoric acid supplier, please contact us today. We can provide you with a competitive quote, detailed technical data, and free samples. Our professional team will reply to your inquiry within 24 hours and provide one-on-one customized solutions to meet your buying needs. Let’s cooperate to achieve mutual benefit!