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Trisodium phosphate (TSP) is an inorganic compound with the chemical formula Na3PO4.
Trisodium phosphate (TSP) is a white, granular or crystalline solid, highly soluble in water, producing an alkaline solution.
Trisodium phosphate (TSP) is used as a cleaning agent, builder, lubricant, food additive, stain remover, and degreaser.
CAS: 7601-54-9
MF: Na3O4P
MW: 163.940671
EINECS: 231-509-8
Synonyms
TSPA;TSPC;TRI-SODIUM ORTHOPHOSPHATE;antisal4;dri-tri;emulsiphos440/660;nutrifosstp;oakite
;TRISODIUM PHOSPHATE;Sodium phosphate;7601-54-9;Sodium phosphate tribasic;Tribasic sodium phosphate;Phosphoric acid, trisodium salt;Sodium phosphate, anhydrous;Trisodium orthophosphate;trisodium;phosphate;Phosphoric acid trisodium salt;sodiumphosphate;Trisodium phosphate anhydrous;Trinatriumphosphat;Tertiary sodium phosphate;Sodium phosphate (Na3PO4);sodium monophosphate;Tri-Sodium Phosphate;sodium;phosphoric acid;Tribasic sodium-phosphate;MFCD00003510;SX01TZO3QZ;65185-91-3;Phosphoric acid, sodium salt (2:3);Sodium phosphate (tribasic);INS-339(III);CHEBI:37583;E-339(III);Sodium orthohosphate;Phosphoric acid, sodium salt (1:3);NSC-215202;Oakite;SODIUM PHOSPHATE, TRIBASIC, ANHYDROUS;Nutrifos STP;Caswell No. 898;Sodium phosphate (VAN);;Emulsiphos 440/660;Trinatriumphosphat [German];Sodium phosphate, tribasic; Sodium tertiary phosphate; Tribasic sodium orthophosphate; ;Tribasic sodium phosphate; Trisodium orthophosphate;Sodium orthophosphate, tertiary;Sodium orthophosphate, tribasic;CCRIS 7086;HSDB 583;Trisodium trihydrogen bis(phosphate);EINECS 231-509-8;UNII-SX01TZO3QZ;EPA Pesticide Chemical Code 076406;NSC 215202
;sodium phophate;EINECS 265-604-0;EINECS 268-603-3;Na3O4P;Sodium phosphate, 96%;Sodium phosphate,tribasic;EC 231-509-8;Phosphoric acid, sodiumsalt;96337-98-3;Monosodium phosphate disodium phosphate double salt;INS NO.339(III);DTXSID2035223;Sodium phosphate, tribasic (NF);TRISODIUM PHOSPHATE [HSDB];Sodium phosphate, AR, >=95.5%;AKOS028109702;Sodium phosphate tribasic, p.a., 97%;SODIUM PHOSPHATE, TRIBASIC [MI];SODIUM PHOSPHATE,TRIBASIC [VANDF];BP-30114;SODIUM PHOSPHATE TRIBASIC [WHO-DD];Trisodium phosphate anhydrous NF/FCC grade;SODIUM PHOSPHATE, TRIBASIC ANHYDROUS;NS00074384;O0586;D09000;D78139;Sodium phosphate, SAJ first grade, >=97.0%;Q409501;SODIUM PHOSPHATE, TRIBASIC, ANHYDROUS [II]
As an item of commerce Trisodium phosphate (TSP) is often partially hydrated and may range from anhydrous Na3PO4 to the dodecahydrate Na3PO4·12H2O.
Most often Trisodium phosphate (TSP) is found in white powder form.
Trisodium phosphate (TSP) can also be called trisodium orthophosphate or simply sodium phosphate.
Trisodium phosphate (TSP) is an inorganic salt used as industrial detergents, metal treatment and in toilet floor cleaners.
Trisodium phosphate (TSP) is pure cleaning power.
Used as a water softener; for the treatment of boiler water; as a paint remover; in photographic developers; for tanning leather; for manufacturing paper; for clarifying sugar.
Also, Trisodium phosphate (TSP) is a common laboratory reagent.
Use to dissolve dirt, grease, and mildew from siding, decks, masonry, boats, campers.
To prepare surfaces before painting or staining wash with Trisodium phosphate (TSP).
Trisodium phosphate (TSP) is an approved food additive in the U.S., European Union and other countries of the world.
Trisodium phosphate (TSP) may be added to foods and beverages or smoothies and green drinks.
The primary function of Trisodium phosphate (TSP) is acidity regulation.
Trisodium phosphate (TSP) is commonly present in dry, extruded cereals.
Together with other phosphates, it modifies cereal color, aids the cereal's flow through the extruder and provides phosphorus fortification.
Trisodium phosphate (TSP) is also commonly present in cheese sauces as an emulsifier.
Trisodium phosphate (TSP) is a strong chemical and can cause severe eye damage and can burn unprotected skin.
Poisoning occurs if you swallow, breathe in, or spill large amounts of Trisodium phosphate (TSP) on your skin.
Trisodium phosphate (TSP) is a sodium phosphate.
Trisodium phosphate (TSP) is a colorless to white crystalline powder or granules.
Trisodium phosphate (TSP) is prepared by neutralization of phosphoric acid under controlled conditions with sodium hydroxide or sodium carbonate.
Trisodium phosphate (TSP) is a solution of sodium ions and phosphate ions in water.
Trisodium phosphate (TSP) is used as an electrolyte, as an additive to processed food, and in the treatment of infectious diseases.
Trisodium phosphate (TSP) is also used to produce polyphosphates that are used in many industrial applications.
The dissolution of Trisodium phosphate (TSP) starts with the release of hydrogen fluoride (HF).
This reaction can be monitored using microdialysis probes inserted into the reaction solution.
The dissociation of Trisodium phosphate (TSP) can be studied using electrochemical impedance spectroscopy.
In human serum, Trisodium phosphate (TSP) inhibits the growth of bacteria by forming a complex with the sodium ion and preventing their absorption in the bloodstream.
Trisodium phosphate (TSP), or TSP, could be the heavy-duty cleaner you need for projects around the home, such as painting or cleaning soot from chimneys and cleaning mildew and mold behind refrigerators and kitchen sinks.
As for areas around the country that have banned Trisodium phosphate (TSP), a substitute that works nearly as well is available.
Trisodium phosphate (TSP) is also known as trisodium orthophosphate, sodium phosphate or TSP.
Trisodium phosphate (TSP) is a water-soluble salt ,that acts as a cleaning agent and degreaser.
TSP is a white, crystalline solid that produces an alkaline solution when mixed with water.
A non-sudsing powdered Trisodium Phosphate compound that is formulated for heavy duty cleaning.
Preferred by painting and cleaning professionals for removing heavy deposits of greasy grime, smoke, soot stains and chalked paint from walls, woodwork and floors.
Trisodium phosphate (TSP) is great for removing stains from walls prior to repainting after smoke damage.
Removes mildew and mildew stains when mixed with bleach.
Also recommended for washing away paint remover sludge.
Trisodium Phosphate (TSP) is a versatile compound with the chemical formula Na3PO4, prominently known for its widespread applications in various industries.
Trisodium phosphate (TSP) is an inorganic compound that appears as a white, granular or crystalline solid, and is highly soluble in water.
Trisodium phosphate (TSP)'s efficacy as a cleaning agent, its role as a food additive, and its utility in industrial processes underscore its importance.
In the realm of cleaning, Trisodium phosphate (TSP) is prized for its ability to effectively cut through grease and stubborn stains, making it a staple in heavy-duty cleaning products.
Trisodium phosphate (TSP) finds extensive use in household cleaning, particularly for preparing surfaces for painting and cleaning tough stains from walls, floors, and other hard surfaces.
Trisodium phosphate (TSP)’s ability to break down organic matter also makes it an effective mold and mildew remover.
The food industry harnesses Trisodium phosphate (TSP)’s properties as a food additive, utilizing it to enhance the texture, color, and shelf life of processed foods.
Trisodium phosphate (TSP)'s function as a preservative is crucial in maintaining the quality of food products over extended periods.
Despite its utility, the inclusion of Trisodium phosphate (TSP) in food has sparked debates regarding its safety, prompting a shift towards natural and organic alternatives among health-conscious consumers.
Industrially, Trisodium phosphate (TSP) serves as a potent degreaser and is employed in various manufacturing processes to ensure the cleanliness of equipment and surfaces.
Trisodium phosphate (TSP)’s also used in water treatment, where it helps in reducing the hardness of water, and in agriculture, where it acts as a fertilizer and soil amendment, promoting healthy crop growth.
Trisodium Phosphate as a Food Additive
As a food additive, Trisodium phosphate (TSP) is classified by the FDA as generally recognized as safe (GRAS).
Trisodium phosphate (TSP)'s primary functions in food products include pH regulation, acting as a leavening agent, and enhancing the water retention properties of foods.
In cereals, Trisodium phosphate (TSP) helps to achieve the desired consistency and texture, particularly in instant and ready-to-eat varieties.
By regulating the acidity of the cereal mixture during production, Trisodium phosphate (TSP) ensures that the other ingredients interact optimally, resulting in a final product that meets consumer expectations in terms of taste and mouthfeel.
Trisodium phosphate (TSP) is a cleaning agent, stain remover and degreaser.
Trisodium phosphate (TSP) is a white, granular or crystalline solid, highly soluble in water producing an alkaline solution.
The item of commerce is often partially hydrated and may range from anhydrous trisodium phosphate, Na3PO4, to the dodecahydrate, Na3PO4·12H2O.
Most often found in white powder form, Trisodium phosphate (TSP) can also be called trisodium orthophosphate or just plain sodium phosphate.
Trisodium phosphate (TSP) was at one time extensively used in formulations for a wide variety of consumer grade soaps and detergents, but ecological problems have largely ended that practice, at least in the western world.
Substitutes are not as effective, but the raw chemical can be bought in bulk to add to other detergents.
Trisodium phosphate (TSP) Chemical Properties
Melting point: 1340°C
Density: 2.536 g/cm3(Temp: 17.5 °C)
Vapor pressure: 0Pa at 20℃
Storage temp.: Inert atmosphere,Room Temperature
Solubility: H2O: slightly soluble(lit.)
Form: Powder
Color: White
PH: 10.95(1 mM solution);11.71(10 mM solution);12.12(100 mM solution)
Odor: at 100.00?%. odorless
Water Solubility: Soluble in water. Insoluble in ethanol and carbon disulfide.
Sensitive: Hygroscopic
Merck: 14,8662
Dielectric constant: 1.6（Ambient）
InChI: InChI=1S/3Na.H3O4P/c;;;1-5(2,3)4/h;;;(H3,1,2,3,4)/q3*+1;/p-3
InChIKey: RYFMWSXOAZQYPI-UHFFFAOYSA-K
CAS DataBase Reference: 601-54-9(CAS DataBase Reference)
EPA Substance Registry System: Trisodium phosphate (TSP) (7601-54-9)
Trisodium phosphate (TSP) is a white, granular or crystalline solid, highly soluble in water and produces a strong alkaline solution.
On exposure to heat, Trisodium phosphate (TSP) decomposes and produces toxic and corrosive fumes including phosphorous oxides.
The major use for Trisodium phosphate (TSP) is as a cleaning agent, food additive, stain remover, and degreaser.
Trisodium phosphate (TSP) of commercial grade is often partially hydrated and ranges from anhydrous trisodium phosphate, Na3PO4, to the dodecahydrate, Na3PO4 · 12H2O.
Most often found in white powder form, Trisodium phosphate (TSP) is also called trisodium orthophosphate or just plain sodium phosphate.
Trisodium phosphate (TSP) reacts violently with water and acids to liberate heat.
Trisodium phosphate (TSP) is corrosive and in the presence of water attacks many metals.
Trisodium phosphate (TSP) is an approved flux for use in hard soldering joints in medical grade copper plumbing.
The flux is applied as a concentrated water solution and dissolves copper oxides at the temperature used in copper brazing.
Residues are fully water soluble and can be rinsed out of plumbing before Trisodium phosphate (TSP) is put in service.
Also, Trisodium phosphate (TSP) is still in vast use for the cleaning, degreasing, and deglossing of walls prior to painting.
In fact, application of Trisodium phosphate (TSP) breaks the gloss of oil-based paints and opens the pores of latex-based paint providing a surface better suited for the adhesion of the subsequent layer of paint.
Physical properties
The dodecahydrate is a white or colorless hexagonal crystal; density 1.62 g/cm3; melts around 75°C on rapid heating; partially loses water of crystallization at 100°C; retains the last water molecule even at moderate ignition; soluble in water, about 28 g/100 mL at 20°C; the solution is strongly alkaline; the pH of a 0.1M solution 11.5; insoluble in alcohol.
Uses
Trisodium phosphate (TSP) is an emulsifier and buffer that is strongly alkaline, with a ph of 12.
Trisodium phosphate (TSP) is moderately soluble in water, with a solubility of 14 g/100 ml at 25°c.
Trisodium phosphate (TSP) functions as an emulsifier in processed cheese to improve texture.
Trisodium phosphate (TSP) maintains viscosity and pre- vents phase separation in evaporated milk and is also found in cereals.
Trisodium phosphate (TSP) is also termed trisodium orthophosphate, sodium phosphate tribasic, and trisodium monophosphate.
Trisodium phosphate (TSP) is a cleaning agent, lubricant, food additive, stain remover and degreaser.
Trisodium phosphate (TSP) is an alkaline cleaning agent that has been used as a household cleaner for many years, but ecological problems have largely ended that practice, at least in the western world.
Substitutes are not as effective, but the raw chemical can be bought in bulk to add to other detergents.
Trisodium phosphate (TSP) works by disrupting the bacterial cell membrane and causing the contents to leak out, though the exact mechanism is not fully elucidated.
Trisodium phosphate (TSP) solutions are approved for treatment of beef carcasses in the US Code of Federal Regulations.
By the end of the 20th century, many products that formerly contained TSP were manufactured with Trisodium phosphate (TSP) substitutes, which consist mainly of sodium carbonate along with various admixtures of nonionic surfactants and a limited percentage of sodium phosphates.
Trisodium phosphate (TSP) is commonly used after cleaning with mineral spirits in order to remove hydrocarbon residues.
Trisodium phosphate (TSP) may be used with household chlorine bleach in the same solution without hazardous reactions.
This mixture is particularly good for removing mildew, but is ineffective at permanently removing mold.
Trisodium phosphate (TSP) helps maintain product pH.
Industrial uses
Different salts of phosphoric and polyphosphoric acids are used in flotation.
From this fairly large family of reagents, sodium phosphate is the preferred species.
Trisodium phosphate is a white, crystalline substance highly soluble in water.
Neutralizing phosphoric acid with soda ash produces trisodium phosphate.
Mono- and disodium phosphates are rarely used.
Mechanism of action
Trisodium phosphate (TSP) is a tribasic orthophosphate with a pH of 10.0–12.0 in aqueous solution, and overall alkalinity aids in its interaction with cell membrane lipids, resulting in membrane leakage.
Trisodium phosphate (TSP) may also increase the sensitivity of some microorganisms to nisin and lysozyme.
Preparation
Trisodium phosphate (TSP) may be prepared in two steps, first by adding a little excess of sodium carbonate to phosphoric acid and then boiling the solution to expel carbon dioxide.
Sodium hydroxide is then added to the solution:
Na2CO3+ H3PO4→Na2HPO4+ CO2+ H2O
Na2HPO4+ NaOH →Na3PO4+ H2O
Alternatively, Trisodium phosphate (TSP) may be prepared by complete neutralization of phosphoric acid with sodium hydroxide, followed by evaporation and crystallization:
H3PO4+ 3NaOH →Na3PO4+ 3H2O
Production
Trisodium phosphate (TSP) is produced by neutralization of phosphoric acid using sodium carbonate, which produces disodium hydrogen phosphate.
The disodium hydrogen phosphate is reacted with sodium hydroxide to form Trisodium phosphate (TSP) and water.
