Description
1. Product Overview
Phosphoric Acid 85% is a high-purity inorganic acid widely used as an industrial cleaning and descaling agent for removing mineral deposits, rust, and scale from metal surfaces and process equipment. Its strong yet controlled acidity makes it highly effective for dissolving calcium carbonate, iron oxides, and other scale-forming compounds commonly found in industrial systems.
As a critical maintenance chemical, it supports operational efficiency by restoring heat transfer performance, improving equipment longevity, and reducing downtime. Strategically, Phosphoric Acid 85% plays a key role in industrial cleaning programs across manufacturing, water treatment, and energy sectors where scale management directly impacts productivity and asset reliability.
2. Key Specifications & Technical Characteristics
- Chemical Composition:
- Orthophosphoric Acid (H₃PO₄)
- Water (balance)
- Trace mineral impurities (controlled)
- Purity Level / Grade:
- Industrial Grade
- Typical concentration: 85% H₃PO₄
- Physical Characteristics:
- Form: Liquid
- Appearance: Clear, colorless to slightly viscous solution
- Odor: Mild acidic odor
- Density: Approx. 1.68–1.70 g/cm³ at 25°C
- Highly soluble in water
- Packaging Options:
- Bulk tanker trucks
- ISO tank containers
- IBC totes (1,000 L)
- HDPE drums (200–250 kg)
- BULK 20MT shipments
- Shelf Life:
- Long-term stability under sealed storage conditions
- Recommended storage in corrosion-resistant containers
3. Core Industrial Applications
Primary Industries
- Industrial maintenance and cleaning services
- Food and beverage processing equipment cleaning
- Metal finishing and surface treatment
- Water treatment and utility systems
Operational Use Cases
- Descaling of boilers, heat exchangers, and condensers
- Removal of mineral scale in cooling towers and pipelines
- Rust removal and metal surface preparation
- Cleaning of industrial processing equipment and tanks
Performance & Cost Advantages
Phosphoric Acid 85% provides highly effective scale dissolution without the extreme aggressiveness associated with stronger mineral acids such as hydrochloric acid. This balanced reactivity enables efficient scale removal while reducing the risk of excessive metal corrosion when properly formulated.
Its ability to convert iron oxide into protective phosphate layers enhances corrosion resistance after cleaning, extending equipment service life. The high concentration allows flexible dilution for different cleaning intensities, improving operational efficiency and reducing chemical consumption costs.
4. Competitive Advantages
- Quality Consistency: Controlled acid concentration ensuring predictable cleaning performance.
- Supply Reliability: Continuous availability from established phosphate chemical production networks.
- Logistics Capability: Global bulk distribution through ISO tanks, tankers, and industrial packaging formats.
- Price Competitiveness: Cost-effective descaling solution with high dilution flexibility.
- Sustainability Benefits: Reduced equipment wear and improved maintenance efficiency through controlled chemical cleaning.
- Technical Documentation: COA, SDS, and handling guidelines available.
- Technical Support: Application guidance for industrial descaling, dilution ratios, and corrosion management.
Phosphoric Acid 85% represents a strategic procurement choice for industrial operators seeking reliable scale removal performance, equipment longevity, and efficient maintenance chemistry management.
5. Commercial & Supply Information
- Minimum Order Quantity (MOQ): BULK 20MT
- Loading Capacity:
- 20ft ISO Tank Container: Approx. 20–24 MT depending on density and regulatory transport limits








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