Tri-sodium citrate dihydrate
- CAS Number
- 6132-04-3
- HSN Code
- 29181520
- Molecular Formula
- C6H5Na3O7·2H2O
- Catalogue Number
- AL01369
- Purity
- 98% min
- Molecular Weight
- 294.10 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Tri-sodium citrate dihydrate (extra pure) is a highly soluble sodium salt that plays a crucial role in various biochemical and industrial applications. It is recognized for its buffering capacity, making it essential in maintaining pH levels in biological and chemical systems. This compound is also widely used as an anticoagulant in blood collection and storage, as well as a food additive for its preservative and flavor-enhancing properties. Its high purity level of 98% ensures its suitability for sensitive applications in laboratories and food industries.
Also known as Sodium citrate, trisodium citrate, citric acid trisodium salt.
- Catalogue No.
- AL01369
- CAS Number
- 6132-04-3
- Molecular Formula
- C6H5Na3O7·2H2O
- Molecular Weight
- 294.10 g/mol
- HSN Code
- 29181520
- Grade
- Extra Pure
- Product Form
- Substance
Tri-sodium citrate dihydrate appears as a white crystalline powder. It is freely soluble in water, with a solubility of approximately 60 g/L at 20°C. The melting point of the dihydrate is around 150°C, and it decomposes upon further heating. The compound has a density of approximately 1.5 g/cm³. It has a neutral pH in solution, typically around 7, and does not exhibit any significant odor, making it suitable for various applications without affecting the sensory properties of the products it is used in.
- Appearance
- White crystalline powder
- Shelf Life
- 2 years
- Packaging
- Available in 500 g and 1 kg polyethylene bags
- Storage
- Store in a cool, dry place, away from direct sunlight and moisture.
1.1 — Product identifier
- Chemical Name
- Tri-sodium citrate dihydrate
- Catalogue No.
- AL01369
- Product form
- Substance
- CAS Number
- 6132-04-3
- EC Number
- 205-484-2
- Grade
- Extra Pure
- EC Index Number
- 01-2119964714-28-0000
- Chemical Formula
- C6H5Na3O7·2H2O
- HSN Code
- 29181520
- Synonyms
- Sodium citrate, trisodium citrate, citric acid trisodium salt
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Buffer, anticoagulant, food additive
- Uses advised against
- Not specified
1.3 — Details of the supplier of the safety data sheet
- Company identification
- Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.
1.4 — Emergency Contact Details
- Phone / e-Mail
- Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in
2.3 — Other hazards
- Other hazards
- None identified
3.1 — Substance
- Name
- Tri-sodium citrate dihydrate
- CAS No.
- 6132-04-3
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If symptoms persist, seek medical attention.
- First-aid measures after skin contact
- Wash with soap and water. If irritation occurs, seek medical attention.
- First-aid measures after eye contact
- Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. If irritation persists, seek medical attention.
- First-aid measures after ingestion
- Rinse mouth. Do not induce vomiting. Seek medical attention if symptoms occur.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- May cause mild irritation to skin and eyes.
4.3 — Indication of any immediate medical attention and special treatment needed
- General information
- Treat symptomatically. Show this safety data sheet to the treating physician.
5.1 — Extinguishing media
- Suitable extinguishing media
- Water spray, carbon dioxide, dry chemical powder, foam.
- Unsuitable extinguishing media
- Not specified
5.2 — Special hazards arising from the substance or mixture
- Special procedures
- Non-flammable; however, may produce irritating fumes when heated.
5.3 — Advice for firefighters
- Protection during firefighting
- Do not enter fire area without proper protective equipment, including respiratory protection.
6.1.1 — For non-emergency personnel
- Emergency procedures
- Contain spill and collect using appropriate methods. Dispose of in accordance with local regulations.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Use appropriate personal protective equipment. Sweep up and place in a suitable container for disposal.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Avoid contact with skin and eyes. Use in a well-ventilated area.
- Hygiene measures
- Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.
7.2 — Conditions for safe storage, including any incompatibilities
- Storage conditions
- Store in a cool, dry place, away from incompatible materials.
8.2 — Exposure controls
- Hand protection
- Protective gloves (e.g. nitrile rubber)
- Eye protection
- Chemical safety goggles or safety glasses
- Skin and body protection
- Wear suitable protective clothing
- Respiratory protection
- Not required under normal conditions of use.
9.1 — Information on basic physical and chemical properties
- Physical state
- Solid
- Colour
- White
- Odour
- Odourless
- Odour threshold
- Not applicable
- pH value
- 7 (1% solution)
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 150°C (decomposes)
- Freezing point
- Not applicable
- Boiling point
- Not applicable
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- >150°C
- Flammability (solid, gas)
- Non-flammable
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 1.5 g/cm³
- Solubility
- Freely soluble in water
- Log Pow
- Not applicable
- Viscosity, kinematic
- Not applicable
- Viscosity, dynamic
- Not applicable
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Stable under normal conditions of use and storage.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- No dangerous reactions known under normal conditions of use.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Strong acids and bases.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Low toxicity; LD50 (oral, rat) > 5000 mg/kg.
- Skin corrosion/irritation
- May cause mild irritation.
- Serious eye damage/irritation
- May cause mild irritation.
- Respiratory or skin sensitisation
- Not a sensitizer.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- Not classified as a specific target organ toxicant.
- Specific target organ toxicity (repeated exposure)
- Not classified
12.1 — Toxicity
- Toxicity information
- Not specified
12.2 — Persistence - degradability
- Persistence - degradability
- Not specified
12.3 — Bioaccumulative potential
- Bioaccumulative potential
- Not specified
12.4 — Mobility in soil
- Mobility in soil
- Not specified
12.6 — Other adverse effects
- Environmental precautions
- Not specified
13.1 — Waste treatment methods
- Additional Info
- Dispose of contents/container in accordance with local, regional, national and international regulations.
14.1 — UN number
- UN-No. (ADR)
- Not classified as dangerous goods.
- UN-No. (IMDG)
- Not classified as dangerous goods.
- UN-No. (IATA)
- Not classified as dangerous goods.
- UN-No. (ADN)
- Not classified as dangerous goods.
- UN-No. (RID)
- Not classified as dangerous goods.
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Not applicable
- Proper Shipping Name (IMDG)
- Not applicable
- Proper Shipping Name (IATA)
- Not applicable
- Proper Shipping Name (ADN)
- Not applicable
- Proper Shipping Name (RID)
- Not applicable
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- Not applicable
14.4 — Packing group
- Packing group (ADR)
- Not applicable
- Packing group (IMDG)
- Not applicable
- Packing group (IATA)
- Not applicable
- Packing group (ADN)
- Not applicable
- Packing group (RID)
- Not applicable
14.5 — Environmental hazards
- Dangerous for the environment
- Not specified
- Marine pollutant
- Not specified
- Other information
- No supplementary information available
15.1 — Safety, health and environmental regulations/legislation specific for the substance or mixture
- 15.1.1 EU-Regulations
- Not specified
Tri-sodium citrate dihydrate is extensively used in the food industry as a flavoring agent and preservative, particularly in dairy products, beverages, and processed foods. In the medical field, it serves as an anticoagulant in blood transfusions and as a buffering agent in various pharmaceutical formulations. Additionally, it is utilized in laboratory settings as a buffer component in biochemical assays and as a reference compound for anticoagulant studies. Its versatility extends to applications in cosmetics and personal care products, where it helps to stabilize formulations and enhance product performance.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL01369
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 294.10 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | 98% min | 98.5% |
| Moisture Content | < 1% | 0.5% |
| Residue on Ignition | < 0.1% | 0.05% |
| pH Value | 7 (1% solution) | 7.0 |
| Solubility | Freely soluble in water | Freely soluble |
The above product is expected to comply with Extra Pure grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| Extra Pure | 98% min | 150°C (decomposes) | < 1% | < 0.1% | None detected | Freely soluble in water |
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