Technical Grade Phosphoric Acid 75% — 55 Gallon Barrel

Purified technical grade phosphoric acid for pH correction in hydroponic nutrient solutions, drip irrigation systems, and specialty liquid fertilizer mixes. At 75% concentration, this nearly clear, stable acid provides reliable pH reduction while also contributing phosphorus (0-55-0 fertilizer analysis) to your nutrient program. The 55 gallon barrel is the most economical option for large-scale commercial facilities running high-volume automated pH dosing systems.

⚠️ HAZARDOUS MATERIAL — Corrosive liquid. UPS Ground shipping only. Drum pump recommended — available separately. Handle with appropriate PPE. Review SDS before use.

Key Features

• 75% H₃PO₄ concentration — technical grade purity, purified by chemical and mechanical methods
• 0-55-0 fertilizer analysis — contributes phosphorus to the nutrient solution while correcting pH
• Nearly clear solution — stable formulation with no precipitates or sediment
• Compatible with all systems — suitable for hydroponic nutrient solutions, drip irrigation, and automated fertigation injection
• 55 gallon barrel — best cost-per-gallon for high-volume operations; drum pump compatible

Applications

• Large-scale commercial greenhouse and nursery fertigation pH correction
• Automated hydroponic pH dosing systems
• High-volume irrigation alkalinity management
• Continuous injection system pH programs

Specifications

• Concentration: 75% Phosphoric Acid (H₃PO₄)
• Fertilizer Analysis: 0-55-0
• Grade: Technical, purified
• Container: 55 gallon barrel
• Shipping: UPS Ground only (hazmat)
• Vendor: ICL Specialty Fertilizers
• SKU: PHOS-ACID-55gal
• Weight: 675 lbs

Safety

Always add acid to water — never add water to acid. Use a compatible drum pump for dispensing — never tip or pour directly from the barrel. Wear chemical-resistant gloves, face shield, and appropriate protective clothing when handling. Keep away from incompatible materials. Review the full SDS before use.