PHOSPHORIC ACID

High-Purity Phosphoric Acid for Industrial & Food Applications

Phosphoric Acid (H₃PO₄) is a fundamental inorganic acid serving critical roles in fertilizer manufacturing, food processing, metal surface treatment, and diverse chemical synthesis applications. This colorless, odorless liquid acid provides excellent solubility, stability, and performance characteristics essential for modern industrial and agricultural operations.

At Chemicals & Process Equipment Limited, we supply premium-grade Phosphoric Acid in multiple concentrations (85%, 75%, and food grade) manufactured to international quality standards. Our product portfolio serves diverse industries with consistent quality, reliable supply, and comprehensive technical support across South Africa, SADC region, and global markets.

✅ Multiple Grade Options – Technical, Food & Laboratory Specifications
✅ Various Concentrations – 85%, 75% & Custom Formulations
✅ Food Safety Certified – FDA & International Standards Compliance
✅ Bulk Supply Capabilities – Industrial Quantities Available
✅ Technical Documentation – Complete COA & Safety Data Provided

Technical Specifications & Chemical Properties

Specialized Packaging Options:

• 25kg HDPE jerrycans with tamper-evident caps
• 250kg HDPE drums for medium-scale operations
• 1200kg IBC tanks for large industrial applications
• Food-grade containers for beverage and food processing

Primary Applications & Industrial Uses

Fertilizer Manufacturing & Agriculture Phosphoric Acid is the primary raw material for producing phosphate fertilizers including monoammonium phosphate (MAP), diammonium phosphate (DAP), and triple superphosphate (TSP). These fertilizers provide essential phosphorus nutrition for crop growth, root development, and enhanced agricultural productivity worldwide.

Food & Beverage Processing Food-grade phosphoric acid serves as an acidulant, flavor enhancer, and preservative in beverage manufacturing, particularly cola drinks. It provides tartness control, pH adjustment, and antimicrobial properties while meeting strict food safety regulations and quality standards for human consumption.

Metal Surface Treatment & Rust Removal In metal processing applications, phosphoric acid functions as an effective rust converter and surface treatment agent. It removes rust, creates phosphate conversion coatings, and prepares metal surfaces for painting, galvanizing, or other protective treatments in automotive and industrial applications.

Chemical Manufacturing & Synthesis Our phosphoric acid serves as an intermediate in producing various chemicals including sodium phosphates, calcium phosphates, and specialty phosphorus compounds. It acts as a catalyst, pH adjuster, and reactant in diverse chemical processes across pharmaceutical, textile, and industrial manufacturing sectors.

Food Grade Applications & Safety Standards

Beverage Industry Applications Food-grade phosphoric acid meets stringent FCC (Food Chemicals Codex) specifications for use in carbonated beverages, fruit drinks, and processed foods. It provides controlled acidity, enhances flavor profiles, and ensures product stability while maintaining safety for human consumption.

Applications include:

• Cola and carbonated soft drinks for tartness and flavor
• Fruit beverages and energy drinks for pH control
• Processed foods for preservation and flavor enhancement
• Dairy products for calcium phosphate formation
• Baking powders and leavening agents for controlled reactions

For comprehensive information on food-grade phosphoric acid applications and safety standards, refer to this detailed FDA guidance on food additives. Our food processing chemicals guide provides specific applications and regulatory compliance information.

Quality Assurance & Testing Procedures

Comprehensive Quality Control Every batch undergoes rigorous testing to ensure compliance with technical, food-grade, and laboratory specifications. Our quality control laboratory performs multiple analytical procedures to verify concentration, purity, heavy metals content, and compliance with international standards.

Quality testing procedures include:

• Concentration determination via acid-base titration
• Heavy metals analysis using ICP-OES methods
• Arsenic content testing (hydride generation method)
• Chloride and sulfate impurity testing
• Specific gravity and density measurements
• Microbiological testing for food-grade applications

Storage & Handling Safety Requirements

Proper Storage Conditions

• Store in cool, dry, well-ventilated areas below 35°C
• Use corrosion-resistant containers (HDPE, stainless steel)
• Protect from freezing and extreme temperature fluctuations
• Separate from alkaline materials and strong bases
• Maintain proper ventilation to prevent vapor accumulation

Safety Handling Precautions

• Use appropriate personal protective equipment (PPE)
• Provide emergency shower and eyewash facilities
• Handle with corrosion-resistant tools and equipment
• Avoid contact with skin, eyes, and respiratory system
• Ensure adequate ventilation during transfer operations

Industrial Applications & Process Integration

Water Treatment & Cleaning Applications Phosphoric acid serves in water treatment systems for scale removal, pH adjustment, and equipment cleaning. It effectively removes mineral deposits, calcium scale, and rust from heat exchangers, boilers, and cooling systems while being environmentally acceptable compared to stronger acids.

Pharmaceutical & Laboratory Applications Laboratory-grade phosphoric acid meets analytical reagent specifications for pharmaceutical manufacturing, research applications, and analytical chemistry procedures. It serves as a mobile phase component in HPLC analysis, pH buffer preparation, and various analytical testing methods.

Why Choose Chemicals & Process Equipment Limited?

✔ Multi-Grade Portfolio – Technical, food, and laboratory grades available
✔ Quality Assurance – Rigorous testing ensures consistent specifications
✔ Food Safety Compliance – FDA and international standards certified
✔ Flexible Packaging – Various container sizes for different applications
✔ Technical Support – Expert guidance for optimal application results

Our phosphoric acid portfolio serves diverse industries requiring reliable quality and consistent performance. We maintain comprehensive inventory management and provide technical support to ensure optimal integration into your manufacturing processes and quality requirements.

For detailed specifications, food safety documentation, or application guidance, contact our technical sales specialists. We provide comprehensive support including compatibility testing, dilution calculations, and regulatory compliance assistance to maximize the effectiveness of your industrial and food processing operations.