Tri-potassium citrate monohydrate

Extra Pure For Laboratory Use
CAS Number
6100-05-6
HSN Code
29181510
Molecular Formula
K3C6H5O7·H2O
Catalogue Number
AL01235
Purity
98%
Molecular Weight
324.41 g/mol

Complies with : IP | BP | USP | EP | ACS

ISO 9001 ISO 14001 GMP COA with every batch

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Key Properties

Appearance White crystalline powder
Shelf Life 2 years
Packaging 25 kg bags
Storage Store in a cool, dry place away from direct sunlight.

Tri-potassium citrate monohydrate (extra pure) is a highly soluble potassium salt that serves as a food acidulant and buffer, as well as a pharmaceutical excipient. It is recognized for its ability to maintain pH levels in various formulations, making it essential in both food and pharmaceutical industries. This compound is particularly notable for its high purity level of 98%, ensuring minimal impurities that could affect its performance in sensitive applications. The monohydrate form enhances its solubility and stability, making it a preferred choice for researchers and manufacturers alike.

Also known as Potassium citrate, Tripotassium citrate.

Catalogue No.
AL01235
CAS Number
6100-05-6
Molecular Formula
K3C6H5O7·H2O
Molecular Weight
324.41 g/mol
HSN Code
29181510
Grade
Extra Pure
Product Form
Substance

Tri-potassium citrate monohydrate appears as a white crystalline powder. It is freely soluble in water, which facilitates its use in various aqueous formulations. The melting point of this compound is approximately 150 °C, and it has a density of about 1.57 g/cm³. The compound has a pH value in solution of around 6.0 to 8.0, indicating its mild acidic nature. Its solubility in water is significant, with a solubility of over 100 g/L at room temperature, making it an effective buffering agent.

Appearance
White crystalline powder
Shelf Life
2 years
Packaging
25 kg bags
Storage
Store in a cool, dry place away from direct sunlight.

1.1 — Product identifier

Chemical Name
Tri-potassium citrate monohydrate
Catalogue No.
AL01235
Product form
Substance
CAS Number
6100-05-6
EC Number
200-579-0
Grade
Extra Pure
EC Index Number
Not applicable
Chemical Formula
K3C6H5O7·H2O
HSN Code
29181510
Synonyms
Potassium citrate, Tripotassium citrate

1.2 — Relevant identified uses of the substance or mixture and uses advised against

Use of the substance/mixture
Buffering agent, food acidulant, pharmaceutical excipient
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 known

3.1 — Substance

Name
Tri-potassium citrate monohydrate
CAS No.
6100-05-6

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. 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
6.0 - 8.0 (1% solution)
Relative evaporation rate (butylacetate=1)
Not applicable
Melting point
150 °C
Freezing point
Not applicable
Boiling point
Not applicable
Flash point
Not applicable
Auto-ignition temperature
Not applicable
Decomposition temperature
Not applicable
Flammability (solid, gas)
Non-flammable
Vapour pressure
Not applicable
Relative vapour density at 20°C
Not applicable
Density
1.57 g/cm³
Solubility
>100 g/L in water
Log Pow
Not applicable
Viscosity, kinematic
Not applicable
Viscosity, dynamic
Not applicable
Explosive properties
Not explosive
Oxidising properties
Not oxidising
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 oxidizing agents.

10.6 — Hazardous decomposition products

Hazardous decomposition products
Not specified

11.1 — Information on toxicological effects

Acute toxicity
Low toxicity; no significant adverse effects expected.
Skin corrosion/irritation
May cause mild irritation.
Serious eye damage/irritation
May cause mild irritation.
Respiratory or skin sensitisation
Not expected to be 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-potassium citrate monohydrate is widely used in the food industry as a buffering agent and acidulant, particularly in beverages and dairy products. In the pharmaceutical sector, it serves as an excipient in drug formulations, enhancing the stability and solubility of active ingredients. Additionally, it is utilized in clinical chemistry as a reference compound for anticoagulation studies and in laboratory settings for various biochemical assays. Its role in maintaining pH balance makes it valuable in both food preservation and pharmaceutical applications.

ISO 9001 ISO 14001 GMP COA with every batch
Batch Number
AL-2026-AL01235
Manufacturing Date
September-2026
Expiry Date
September-2031
Molecular Weight
324.41 g/mol
Test Standard Observed
Assay 98% min 98.5%
Moisture Content <1% 0.5%
Residue on Ignition <0.1% 0.05%
pH (1% solution) 6.0 - 8.0 7.0
Solubility >100 g/L >100 g/L

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% 150 °C <1% <0.1% None detected >100 g/L in water
View full Technical Data Sheet

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