Trisodium Phosphate (TSP), Technical

Trisodium Phosphate (TSP), also known as Sodium Phosphate Tribasic, is a white, crystalline, granular or powdered compound with the formula Na₃PO₄·12H₂O·1/4 NaOH. It is primarily used as a heavy-duty cleaner, degreaser, and industrial additive for applications such as boiler water compounds, detergents, and metal cleaning. TSP is effective for cleaning walls, degreasing surfaces, and removing hydrocarbon residues. It can be combined with household chlorine bleach for mildew removal and is used in ceramics to lower glaze flow points. Certified to NSF/ANSI Standard with a max use of 41 mg/L.

Product Specifications

Applications and Benefits:

• Heavy-duty cleaner for walls, driveways, and industrial equipment
• Degreases and deglosses surfaces before painting
• Used in detergents, metal cleaning, and textiles
• Combines with bleach for effective mildew removal
• Functions as a flux for brazing copper in medical-grade plumbing
• Lowers flow points of glazes in ceramic production

Handling and Storage:

• Store in a cool, dry place
• Keep containers tightly closed to prevent moisture exposure
• Use protective equipment when handling to avoid skin or eye contact

Caution:

Not for food use. Handle with care as it is a strong alkaline compound. Avoid inhalation of dust. Consult SDS for detailed safety information.