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SODIUM PHOSPHATE (TRIBASIC) Chemical compatibility with O-rings, rubbers, & plastics

Sodium Phosphate, Tribasic, also known as trisodium phosphate (Na3PO4), is a white, crystalline compound used in various industrial, chemical, and food applications. It is commonly employed as a buffering agent, emulsifier, and sequestrant in the food industry, providing stability and improved texture in processed foods and beverages. Sodium Phosphate, Tribasic, is also used in the formulation of certain cleaning agents and detergents, enhancing their effectiveness and providing alkalinity. In the chemical industry, it is used as a reagent in the synthesis of various organic compounds and as a water softener in water treatment processes. Proper handling and storage of Sodium Phosphate, Tribasic, are essential to maintain its quality and prevent moisture absorption. It is generally considered safe for consumption and use, although proper safety measures, including the use of appropriate protective equipment and adherence to handling protocols, are essential to prevent irritation and other health hazards. Its versatility and effectiveness make Sodium Phosphate, Tribasic, a valuable chemical in numerous applications.

Need SODIUM PHOSPHATE (TRIBASIC) resistant plastics, O-rings, rubbers, and seals? Get in touch now!


Canyon Components strives to meet all customer service requests. If you need something that isn't listed below, feel free to contact a Canyon Components product and application consultant and let our knowledgeable staff help you design the perfect part for your needs.

Paint covered o-ring
MaterialPerformanceGet a quote
FFKM (CanRez™, Kalrez®, Chemraz®)Excellent: <15% SwellingGet a quote
FKM ETP (Viton® Extreme)Excellent: <15% SwellingGet a quote
FKM (Viton®)Excellent: <15% SwellingGet a quote
NBR (Buna-N, Nitrile)Excellent: <15% SwellingGet a quote
HNBR (Hydrogenated Nitrile)Excellent: <15% SwellingGet a quote
EPDM (Ethylene Propylene)Excellent: <15% SwellingGet a quote
Aflas® (TFE/P, FEPM)--- Insufficient Testing DataGet a quote
Silicone (VMQ, PVMQ)Excellent: <15% SwellingGet a quote
Fluorosilicone (FVMQ)--- Insufficient Testing DataGet a quote
Polyurethane (PU, AU)Excellent: <15% SwellingGet a quote
Teflon® (PTFE)--- Insufficient Testing DataGet a quote
Neoprene (Chloroprene)Acceptable: <15-25% SwellingGet a quote
SBR (Styrene-Butadiene)Excellent: <15% SwellingGet a quote
ACM (Acrylic Rubber)Excellent: <15% SwellingGet a quote
Butyl (IIR, Isobutylene Isoprene)Excellent: <15% SwellingGet a quote
Butadiene Rubber (BR)Excellent: <15% SwellingGet a quote
Isoprene Rubber (Polyisoprene)Excellent: <15% SwellingGet a quote
Natural Rubber (NR)Excellent: <15% SwellingGet a quote
Hypalon (CSPE)Excellent: <15% SwellingGet a quote
Metal Piston

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