Potassium oxalate monohydrate
- CAS Number
- 6487-48-5
- HSN Code
- 29171190
- Molecular Formula
- (COOK)2·H2O
- Catalogue Number
- AL1256A
- Purity
- 99.5%
- Molecular Weight
- 184.23 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Potassium oxalate monohydrate is a white crystalline powder that serves as an analytical reagent with a high purity of 99.5%. It is commonly used in laboratories for various chemical analyses and is particularly important in the study of oxalate chemistry. This compound is notable for its ability to form complexes with metal ions, making it useful in analytical chemistry applications. The monohydrate form indicates that it contains one molecule of water for every two molecules of potassium oxalate, which can influence its solubility and reactivity in various chemical processes.
Also known as Potassium oxalate, oxalic acid dipotassium salt, potassium oxalate monohydrate.
- Catalogue No.
- AL1256A
- CAS Number
- 6487-48-5
- Molecular Formula
- (COOK)2·H2O
- Molecular Weight
- 184.23 g/mol
- HSN Code
- 29171190
- Grade
- AR grade
- Product Form
- Substance
Potassium oxalate monohydrate appears as a white crystalline powder. It has a melting point of approximately 101 °C (214 °F) and is highly soluble in water, with a solubility of about 10 g/100 mL at 20 °C. The compound has a density of approximately 1.65 g/cm³. It is odorless and has a pH value of around 5.5 in a 1% aqueous solution, indicating its weakly acidic nature. The compound does not have a flash point as it is not flammable under standard conditions.
- Appearance
- White crystalline powder
- Shelf Life
- 2 years
- Packaging
- Available in 500 g and 1 kg plastic containers
- Storage
- Store in a cool, dry place, away from incompatible materials.
1.1 — Product identifier
- Chemical Name
- Potassium oxalate monohydrate
- Catalogue No.
- AL1256A
- Product form
- Substance
- CAS Number
- 6487-48-5
- EC Number
- 229-191-0
- Grade
- AR grade
- EC Index Number
- 607-001-00-0
- Chemical Formula
- (COOK)2·H2O
- HSN Code
- 29171190
- Synonyms
- Potassium oxalate, oxalic acid dipotassium salt, potassium oxalate monohydrate
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Analytical reagent
- 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
- Toxic if ingested; may cause irritation to skin and eyes.
3.1 — Substance
- Name
- Potassium oxalate monohydrate
- CAS No.
- 6487-48-5
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. Seek medical attention if irritation persists.
- First-aid measures after ingestion
- Do not induce vomiting. Rinse mouth and seek medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Symptoms of exposure may include nausea, vomiting, and irritation of the 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 emit toxic 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 protective equipment. 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 gloves and safety goggles when handling.
- 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 such as strong acids and bases.
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; use in a well-ventilated area.
9.1 — Information on basic physical and chemical properties
- Physical state
- Solid
- Colour
- White
- Odour
- Odourless
- Odour threshold
- Not applicable
- pH value
- 5.5 (1% solution)
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 101 °C (214 °F)
- Freezing point
- Not applicable
- Boiling point
- Not applicable
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Not applicable
- Flammability (solid, gas)
- Not flammable
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 1.65 g/cm³
- Solubility
- 10 g/100 mL in water at 20 °C
- 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; incompatible with strong acids and bases.
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, strong bases, and oxidizing agents.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Toxic if ingested; LD50 (oral, rat) is approximately 2000 mg/kg.
- Skin corrosion/irritation
- May cause skin irritation.
- Serious eye damage/irritation
- Causes serious eye irritation.
- Respiratory or skin sensitisation
- Not a skin sensitizer.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- May cause respiratory irritation.
- 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)
- Potassium oxalate monohydrate
- Proper Shipping Name (IMDG)
- Potassium oxalate monohydrate
- Proper Shipping Name (IATA)
- Potassium oxalate monohydrate
- Proper Shipping Name (ADN)
- Potassium oxalate monohydrate
- Proper Shipping Name (RID)
- Potassium oxalate monohydrate
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
Potassium oxalate monohydrate is widely used in analytical chemistry as a reference compound for various assays and titrations. It is particularly useful in the determination of calcium and other metal ions due to its ability to form stable complexes. Additionally, it is employed in the preparation of oxalate salts and in the textile industry for dyeing processes. In the field of biochemistry, it is used in the study of metabolic pathways involving oxalate and in the preparation of buffer solutions. Furthermore, it finds applications in the food industry for the analysis of calcium content in food products.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1256A
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 184.23 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | 99.5% min | 99.7% |
| Moisture content | <0.5% | 0.3% |
| Residue on ignition | <0.1% | 0.05% |
| Related substances | None detected | None detected |
| Solubility | 10 g/100 mL in water at 20 °C | 10 g/100 mL |
The above product is expected to comply with AR grade grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| AR grade | 99.5% | 101 °C | <0.5% | <0.1% | None detected | 10 g/100 mL in water at 20 °C |
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