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Sodium Citrate
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Sodium Citrate

ELAROMATM – NaCiAH

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Sodium Citrate is a versatile compound used extensively in the food, pharmaceutical, and personal care industries. It acts as a buffering agent, emulsifier, and preservative, enhancing the stability

CAS Number

68-04-2

HS Code

29181500

INCI Name

Sodium Citrate

Molecular Formula

C6H5Na3O7

Home/Products/Sodium Citrate

Sodium Citrate

ELAROMATM – NaCiAH

Sodium Citrate is a versatile compound used extensively in the food, pharmaceutical, and personal care industries. It acts as a buffering agent, emulsifier, and preservative, enhancing the stability and shelf life of products. In the food industry, it is commonly used to control

CAS Number

68-04-2

INCI Name

Sodium Citrate

HS Code

29181500

Molecular Formula

C6H5Na3O7

Get Pricing for This Product

Need pricing? Request a quote for this product and we'll get back to you shortly.

Speed Up Your Sample Testing Process

We deliver domestic samples within 24 - 48 hours, helping you evaluate products and move to procurement without delays.

Sodium Citrate
Bags

Product Specification

AppearanceWhite crystalline powder
OdorOdorless
Molecular Weight258.06 g/mol
Density / Specific Gravity1.7 g/cm³
Refractive Index1.58
Ph (Aqueous Solution)7.5 - 9.0 (in a 5% aqueous solution)
Assay / Purity≥99.0%

Physical Properties

PropertySpecification
AppearanceWhite crystalline powder
OdorOdorless
Molecular Weight258.06 g/mol
Density / Specific Gravity1.7 g/cm³
Refractive Index1.58
Ph (Aqueous Solution)7.5 - 9.0 (in a 5% aqueous solution)
Assay / Purity≥99.0%

Chemical Properties

PropertySpecification
Pka3.13, 4.76, 6.40
Ionic NatureIonic salt
IncompatibilitiesStrong oxidizing agents, strong acids, strong bases.
Hazardous Reactions / Decomposition ProductsThermal decomposition may produce carbon monoxide and carbon dioxide.

Thermal Properties

PropertySpecification
Melting Point300 °C (decomposes)
Boiling PointNot applicable
Flash Point155.2 °C
Decomposition Temperature>300 °C
Thermal StabilityStable under normal storage conditions.

Processing Methods & Reference Formulations

A. Meltable Cheese Slices

A formulation for creating sliceable, meltable cheese from a high-quality cheese block.

Key IngredientsIndicative Dosage (% w/w)
Cheese (e.g., Cheddar)96.0%
Milk (or water)1.0%
Sodium Citrate3.0%

B. Creamy Macaroni and Cheese Sauce

A simple formulation for a smooth and creamy cheese sauce without the need for a traditional roux.

Key IngredientsIndicative Dosage (% w/w)
Cheese (e.g., Gruyère, Cheddar blend)97.0%
Liquid (e.g., milk, water, or beer)2.5%
Sodium Citrate0.5%

Dosing Guidelines

A. Dosing by Application

ApplicationRecommended / Max Dosage
Food and Beverages (as a buffering agent/flavoring)Used in accordance with current Good Manufacturing Practice (cGMP).
Processed Cheese (as an emulsifying salt)0.5% - 3.0%
Spherification (to adjust pH of acidic liquids)0.01% - 0.3% to achieve a neutral pH of 5.
General Food and Drink Applications0.5% - 5.0%
Neutralizing Buffer (pharmaceutical)15 mL (3 teaspoonfuls) diluted with 15 mL of water.
Systemic Alkalizer (pharmaceutical)10 to 30 mL, diluted in water, after meals and at bedtime.

About Sodium Citrate

About Sodium Citrate

Sodium citrate - most commonly trisodium citrate - is the sodium salt of citric acid and one of the most versatile buffering and sequestering agents in the food, beverage and pharmaceutical industries. It regulates acidity, buffers pH, chelates metal ions, and acts as the classic emulsifying salt in processed cheese, while in medicine it serves as an anticoagulant and alkalinising agent.

Sodium citrate is sourced globally alongside citric acid, and dependable supply is as much about grade (mono/di/trisodium), mesh and documentation as chemistry. Sodium citrate (CAS 68-04-2) is affirmed GRAS by the US FDA under 21 CFR 184.1751 and carries FCC, USP-NF, BP and Ph.Eur. monographs.

Industrial buyers placing bulk orders also keep a close eye on sodium citrate pricing, since contract rates feed directly into the cost of everything they produce downstream.

Manufacturing Process of Sodium Citrate

Sodium citrate is produced by neutralising citric acid - itself made by Aspergillus niger fermentation - with a sodium base such as sodium hydroxide or sodium carbonate. Controlling the degree of neutralisation gives monosodium, disodium or trisodium citrate. The neutralised solution is purified, decolourised over activated carbon, concentrated and crystallised, then dried and screened to the target mesh. Crystallisation conditions set the hydrate form (the dihydrate is the common commercial trisodium product).

Every shipment Elchemy supplies is tested for assay, pH, chloride/sulphate and heavy metals before dispatch, with a Certificate of Analysis travelling alongside each order.

Sodium Citrate Price: Bulk Pricing for Industrial Buyers

If you're looking for current sodium citrate pricing for bulk procurement, Elchemy provides quotes based on your specific requirements. Fill out the quote request form with your volume, grade, destination and packaging preference, and our team will revert with a detailed offer within 24 to 48 hours.

Pricing works on a quote basis rather than a published rate because the cost is driven by the price of citric acid feedstock (and therefore the corn/glucose crop and Chinese supply balance) plus the sodium base, rather than tracking a fixed list.

Beyond that, several factors layer in to shape the final number: grade, committed volume, origin country, packaging format, freight, Incoterm choice (FOB, CIF or DDP) and applicable import duty (HTS 2918.15 for US-bound shipments).

For an approximate read on where the market sits, procurement teams often reference citric acid and corn price indices, which give a sense of how rates are trending.

Trade publications also report the sodium citrate price per kg as a unit-level benchmark, useful for spotting short-term regional shifts even on large industrial orders.

At bulk procurement scale, however, the sodium citrate price per ton is the most relevant commercial unit, since contracts are typically negotiated and committed at that level.

For an exact rate, none of these references replaces a direct quote. The actual price depends on your contract structure, destination, committed volume and timing of dispatch, which is why a quote from our team will always be the most accurate number for your specific procurement.

Packaging & Logistics

Sodium Citrate ships in 25 kg (55 lb) bags, 50 lb bags for the US market, or 1 MT (2,205 lb) FIBC jumbo bags (liquids ship in drums, IBCs or ISO tanks as applicable), supplied as per buyer requirements. A typical 20' container holds approximately 18 to 24 MT depending on packaging.

For US-bound orders, domestic stock supports faster fulfilment. Where sourcing is required from origin countries, transit times typically run 24 to 28 days to the US East Coast and 18 to 22 days to the West Coast. Elchemy offers EXW, FOB, CIF and DDP terms, depending on how your procurement team prefers to handle landed cost and customs.

Material should be stored in a cool, dry, well-ventilated area per the storage conditions on the TDS. Standard dispatch follows agreed contract terms, with expedited timelines available where needed. Samples are dispatched within 24 to 48 hours.

Why Choose Elchemy as a Trusted Sodium Citrate Supplier?

Elchemy makes sodium citrate procurement straightforward for industrial buyers. That means consistent material across the grades listed above, with a Certificate of Analysis for every batch and full documentation (TDS, SDS) as standard.

Because we source across multiple origins, we quote on the best landed cost for your destination rather than a single manufacturer's list price. Our partner plants operate to recognised quality standards (ISO 9001, plus food/pharma certifications where relevant), with Halal and Kosher certification available on request.

Beyond the US, Elchemy ships into 40+ countries with samples available for qualification before any bulk order, and pricing tailored to volume, destination and contract terms.

Safety & Handling

Not classified as hazardous under GHS and not DOT-regulated. Handle as a mildly alkaline food powder with basic dust control.

Sodium citrate is a food-grade, GRAS substance and is non-toxic at use levels. Ingested in large amounts it can have a mild laxative effect and contributes to dietary sodium, a labelling consideration for low-sodium products. The powder is mildly alkaline and can cause minor eye or respiratory irritation as a nuisance dust. There is no significant chronic hazard; basic dust control and eye protection suffice in bulk handling.

The full 16-section GHS-aligned SDS is available alongside material orders.

  • Versatile Buffering Agent: Maintains pH levels in food and pharmaceuticals, ensuring product stability.
  • pH Regulator / Buffering Agent: Stabilizes the pH of cosmetics and food products, resisting changes in acidity.
  • Effective Emulsifier: Blends oil and water-based ingredients, enhancing texture and consistency.
  • Chelating Agent (Sequestrant): Binds with metal ions (like calcium and magnesium) to prevent them from affecting product stability, appearance, and performance. This is useful in detergents to soften hard water and in food to prevent spoilage.
  • Reliable Anticoagulant: Prevents blood clotting in medical applications, ensuring safe storage and transfusion.
  • Emulsifier / Emulsifying Salt: Prevents the separation of oil and water, notably in processed cheese to ensure a smooth texture and prevent oil separation upon melting.
  • Preservative Qualities: Extends shelf life of personal care products by inhibiting microbial growth.
  • Flavor Enhancer: Provides a saline, mildly tart flavor and balances the overall taste profile in beverages and foods.
  • Flavor Enhancement: Balances acidity and improves taste profiles in food and beverages.
  • Preservative: Can extend the shelf life of foods by inhibiting microbial growth.
  • Anticoagulant: Used in medical applications to prevent blood clotting by chelating calcium ions.
  • High Solubility: Freely soluble in water, making it easy to incorporate into various formulations.
  • High Purity & Stability: Known for its excellent chemical stability under normal storage conditions, contributing to a long shelf life.
  • Versatility: Its multifunctional properties make it a valuable ingredient across numerous industries.
  • Environmentally Friendly: Biodegradable and considered an environmentally acceptable substitute for phosphates in detergents.

About Sodium Citrate

About Sodium Citrate

Sodium citrate - most commonly trisodium citrate - is the sodium salt of citric acid and one of the most versatile buffering and sequestering agents in the food, beverage and pharmaceutical industries. It regulates acidity, buffers pH, chelates metal ions, and acts as the classic emulsifying salt in processed cheese, while in medicine it serves as an anticoagulant and alkalinising agent.

Sodium citrate is sourced globally alongside citric acid, and dependable supply is as much about grade (mono/di/trisodium), mesh and documentation as chemistry. Sodium citrate (CAS 68-04-2) is affirmed GRAS by the US FDA under 21 CFR 184.1751 and carries FCC, USP-NF, BP and Ph.Eur. monographs.

Industrial buyers placing bulk orders also keep a close eye on sodium citrate pricing, since contract rates feed directly into the cost of everything they produce downstream.

Manufacturing Process of Sodium Citrate

Sodium citrate is produced by neutralising citric acid - itself made by Aspergillus niger fermentation - with a sodium base such as sodium hydroxide or sodium carbonate. Controlling the degree of neutralisation gives monosodium, disodium or trisodium citrate. The neutralised solution is purified, decolourised over activated carbon, concentrated and crystallised, then dried and screened to the target mesh. Crystallisation conditions set the hydrate form (the dihydrate is the common commercial trisodium product).

Every shipment Elchemy supplies is tested for assay, pH, chloride/sulphate and heavy metals before dispatch, with a Certificate of Analysis travelling alongside each order.

Sodium Citrate Price: Bulk Pricing for Industrial Buyers

If you're looking for current sodium citrate pricing for bulk procurement, Elchemy provides quotes based on your specific requirements. Fill out the quote request form with your volume, grade, destination and packaging preference, and our team will revert with a detailed offer within 24 to 48 hours.

Pricing works on a quote basis rather than a published rate because the cost is driven by the price of citric acid feedstock (and therefore the corn/glucose crop and Chinese supply balance) plus the sodium base, rather than tracking a fixed list.

Beyond that, several factors layer in to shape the final number: grade, committed volume, origin country, packaging format, freight, Incoterm choice (FOB, CIF or DDP) and applicable import duty (HTS 2918.15 for US-bound shipments).

For an approximate read on where the market sits, procurement teams often reference citric acid and corn price indices, which give a sense of how rates are trending.

Trade publications also report the sodium citrate price per kg as a unit-level benchmark, useful for spotting short-term regional shifts even on large industrial orders.

At bulk procurement scale, however, the sodium citrate price per ton is the most relevant commercial unit, since contracts are typically negotiated and committed at that level.

For an exact rate, none of these references replaces a direct quote. The actual price depends on your contract structure, destination, committed volume and timing of dispatch, which is why a quote from our team will always be the most accurate number for your specific procurement.

Packaging & Logistics

Sodium Citrate ships in 25 kg (55 lb) bags, 50 lb bags for the US market, or 1 MT (2,205 lb) FIBC jumbo bags (liquids ship in drums, IBCs or ISO tanks as applicable), supplied as per buyer requirements. A typical 20' container holds approximately 18 to 24 MT depending on packaging.

For US-bound orders, domestic stock supports faster fulfilment. Where sourcing is required from origin countries, transit times typically run 24 to 28 days to the US East Coast and 18 to 22 days to the West Coast. Elchemy offers EXW, FOB, CIF and DDP terms, depending on how your procurement team prefers to handle landed cost and customs.

Material should be stored in a cool, dry, well-ventilated area per the storage conditions on the TDS. Standard dispatch follows agreed contract terms, with expedited timelines available where needed. Samples are dispatched within 24 to 48 hours.

Why Choose Elchemy as a Trusted Sodium Citrate Supplier?

Elchemy makes sodium citrate procurement straightforward for industrial buyers. That means consistent material across the grades listed above, with a Certificate of Analysis for every batch and full documentation (TDS, SDS) as standard.

Because we source across multiple origins, we quote on the best landed cost for your destination rather than a single manufacturer's list price. Our partner plants operate to recognised quality standards (ISO 9001, plus food/pharma certifications where relevant), with Halal and Kosher certification available on request.

Beyond the US, Elchemy ships into 40+ countries with samples available for qualification before any bulk order, and pricing tailored to volume, destination and contract terms.

Safety & Handling

Not classified as hazardous under GHS and not DOT-regulated. Handle as a mildly alkaline food powder with basic dust control.

Sodium citrate is a food-grade, GRAS substance and is non-toxic at use levels. Ingested in large amounts it can have a mild laxative effect and contributes to dietary sodium, a labelling consideration for low-sodium products. The powder is mildly alkaline and can cause minor eye or respiratory irritation as a nuisance dust. There is no significant chronic hazard; basic dust control and eye protection suffice in bulk handling.

The full 16-section GHS-aligned SDS is available alongside material orders.

  • Versatile Buffering Agent: Maintains pH levels in food and pharmaceuticals, ensuring product stability.
  • pH Regulator / Buffering Agent: Stabilizes the pH of cosmetics and food products, resisting changes in acidity.
  • Effective Emulsifier: Blends oil and water-based ingredients, enhancing texture and consistency.
  • Chelating Agent (Sequestrant): Binds with metal ions (like calcium and magnesium) to prevent them from affecting product stability, appearance, and performance. This is useful in detergents to soften hard water and in food to prevent spoilage.
  • Reliable Anticoagulant: Prevents blood clotting in medical applications, ensuring safe storage and transfusion.
  • Emulsifier / Emulsifying Salt: Prevents the separation of oil and water, notably in processed cheese to ensure a smooth texture and prevent oil separation upon melting.
  • Preservative Qualities: Extends shelf life of personal care products by inhibiting microbial growth.
  • Flavor Enhancer: Provides a saline, mildly tart flavor and balances the overall taste profile in beverages and foods.
  • Flavor Enhancement: Balances acidity and improves taste profiles in food and beverages.
  • Preservative: Can extend the shelf life of foods by inhibiting microbial growth.
  • Anticoagulant: Used in medical applications to prevent blood clotting by chelating calcium ions.
  • High Solubility: Freely soluble in water, making it easy to incorporate into various formulations.
  • High Purity & Stability: Known for its excellent chemical stability under normal storage conditions, contributing to a long shelf life.
  • Versatility: Its multifunctional properties make it a valuable ingredient across numerous industries.
  • Environmentally Friendly: Biodegradable and considered an environmentally acceptable substitute for phosphates in detergents.

Regulatory Compliance

RegionMax Allowed LevelNotesCertification Body
India-No specific restrictions found in search.-
United States-Generally Recognized as Safe (GRAS) by the FDA.-
European Union-Approved as a food additive (E331). Considered to have low risk.-

FAQs - Sodium Citrate

Do you supply internationally, and which companies supply bulk sodium citrate for manufacturing?
Yes, Elchemy supplies bulk sodium citrate globally and works with certified sodium citrate manufacturers across multiple origins to ensure seamless international supply to 40+ countries, with USA, UK and UAE as priority markets.
How do I get a sodium citrate price quote for bulk orders?
Submit the quote form on this page with your volume, grade, packaging format and destination country. Our team returns a detailed offer within 24 to 48 hours. Sodium Citrate is quoted per MT and moves with the price of citric acid feedstock (and therefore the corn/glucose crop and Chinese supply balance) plus the sodium base, which is why we quote live rather than publishing a fixed rate.
What is the minimum order quantity (MOQ) for bulk sodium citrate?
Samples start small and are dispatched within 24 to 48 hours. Commercial orders typically start from 1 MT, and a full container load runs roughly 18 to 24 MT depending on packaging. Contact our team with your requirement for an exact MOQ.
What grades of sodium citrate does Elchemy supply?
We supply Trisodium Citrate (food), Pharmaceutical Grade, Disodium / Monosodium Citrate, Fine / Granular / Coarse mesh, Technical Grade. Other grades are sourced on request. Every grade ships with a COA, TDS and SDS.
What is the difference between sodium citrate and citric acid?
Citric acid is the acid form and lowers pH (sour); sodium citrate is its sodium salt and is mildly alkaline, acting as a buffer and emulsifying salt. Used together they form a buffer that holds a stable pH. Sodium citrate also chelates calcium, which citric acid does far less effectively.
Is sodium citrate the same as trisodium citrate or E331?
Trisodium citrate is the most common form of sodium citrate, and E331 (INS 331) is the food-additive designation covering the mono-, di- and trisodium salts. All refer to sodium citrate, CAS 68-04-2 for the trisodium dihydrate.
Is your sodium citrate available with Halal, Kosher or non-GMO documentation?
Yes, where applicable. Halal and Kosher certification and non-GMO / origin declarations are available on request for the relevant grades and origins, alongside the standard COA, TDS and SDS.
What documentation comes with a sodium citrate order?
Every order ships with a Certificate of Analysis, Technical Data Sheet and GHS-aligned Safety Data Sheet, plus packing list, bill of lading and certificate of origin on request. Halal, Kosher and non-GMO certificates are available for qualifying grades.
What are the safety and handling precautions for sodium citrate?
Not classified as hazardous under GHS and not DOT-regulated. Handle as a mildly alkaline food powder with basic dust control. Sodium citrate is a food-grade, GRAS substance and is non-toxic at use levels. Ingested in large amounts it can have a mild laxative effect and contributes to dietary sodium, a labelling consideration for low-sodium products. The full 16-section SDS ships with every order.
How is sodium citrate used in processed cheese?
Trisodium citrate is the classic emulsifying salt in processed cheese. It sequesters calcium from the milk protein, allowing the protein to hydrate and emulsify the fat so the cheese melts smoothly without separating. It is typically used at 2–3% of the cheese mass.

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