Potassium Pyroantimonate
- CAS Number
- 12208-13-8
- HSN Code
- 28419000
- Molecular Formula
- KSb(OH)6
- Catalogue Number
- AL1261A
- Purity
- 99%
- Molecular Weight
- 262.90 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Potassium pyroantimonate, with the CAS number 12208-13-8, is an analytical reagent known for its high purity of 99% AR grade. This compound is a white crystalline powder that serves as a source of antimony in various chemical analyses. Its precise formulation allows for accurate results in analytical applications, particularly in the detection of sodium ions. The compound is notable for its role in classical qualitative inorganic analysis, where it is utilized to identify and quantify sodium ions in various samples.
Also known as Potassium Antimonate.
- Catalogue No.
- AL1261A
- CAS Number
- 12208-13-8
- Molecular Formula
- KSb(OH)6
- Molecular Weight
- 262.90 g/mol
- HSN Code
- 28419000
- Grade
- AR grade
- Product Form
- Substance
Potassium pyroantimonate appears as a white crystalline powder. It has a molecular weight of 262.90 g/mol and is slightly soluble in water, with solubility being approximately 0.1 g/100 mL at room temperature. The compound has a melting point of around 200 °C, decomposing upon heating rather than melting. Its density is approximately 2.5 g/cm³, and it has a pH value in solution of around 6.5, indicating a neutral character. The compound is stable under normal conditions but should be stored in a cool, dry place to maintain its integrity.
- Appearance
- White crystalline powder
- Shelf Life
- 2 years
- Packaging
- Available in 100 g and 500 g glass bottles
- Storage
- Store in a cool, dry place, away from incompatible materials.
1.1 — Product identifier
- Chemical Name
- Potassium Pyroantimonate
- Catalogue No.
- AL1261A
- Product form
- Substance
- CAS Number
- 12208-13-8
- EC Number
- 235-186-4
- Grade
- AR grade
- EC Index Number
- Antimony compounds
- Chemical Formula
- KSb(OH)6
- HSN Code
- 28419000
- Synonyms
- Potassium Antimonate
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 or inhaled; may cause skin and eye irritation.
3.1 — Substance
- Name
- Potassium Pyroantimonate
- CAS No.
- 12208-13-8
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 and seek medical attention.
- 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 headache, dizziness, nausea, 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, but 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
- Evacuate area and ventilate. Wear appropriate protective equipment.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Collect spillage with suitable absorbent material and dispose of in accordance with local regulations.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Handle with gloves and avoid inhalation of dust. 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 tightly closed container 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
- Use appropriate respiratory protection if dust is generated.
9.1 — Information on basic physical and chemical properties
- Physical state
- Solid
- Colour
- White
- Odour
- Odourless
- Odour threshold
- Not applicable
- pH value
- 6.5
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- Decomposes at 200 °C
- Freezing point
- Not applicable
- Boiling point
- Not applicable
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- 200 °C
- Flammability (solid, gas)
- Non-flammable
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 2.5 g/cm³
- Solubility
- Slightly soluble in water (0.1 g/100 mL)
- 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, but may react 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 and bases, oxidizing agents.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Toxic if ingested or inhaled; LD50 (oral, rat) is approximately 50 mg/kg.
- Skin corrosion/irritation
- May cause skin irritation.
- Serious eye damage/irritation
- May cause 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)
- 1549
- UN-No. (IMDG)
- 1549
- UN-No. (IATA)
- 1549
- UN-No. (ADN)
- 1549
- UN-No. (RID)
- 1549
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Potassium Pyroantimonate
- Proper Shipping Name (IMDG)
- Potassium Pyroantimonate
- Proper Shipping Name (IATA)
- Potassium Pyroantimonate
- Proper Shipping Name (ADN)
- Potassium Pyroantimonate
- Proper Shipping Name (RID)
- Potassium Pyroantimonate
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 6.1
14.4 — Packing group
- Packing group (ADR)
- III
- Packing group (IMDG)
- III
- Packing group (IATA)
- III
- Packing group (ADN)
- III
- Packing group (RID)
- III
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 pyroantimonate is primarily used as an analytical-grade reagent in laboratories for the detection of sodium ions in classical qualitative inorganic analysis. It is employed in various chemical assays and titrations where precise measurements of sodium are required. Additionally, this compound finds applications in the preparation of antimony-based catalysts and in the synthesis of other antimony compounds. Its use extends to educational settings for teaching inorganic chemistry principles, as well as in research laboratories focused on materials science and analytical chemistry.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1261A
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 262.90 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | 99% | 99.5% |
| Moisture Content | <0.5% | 0.3% |
| Residue on Ignition | <1% | 0.8% |
| Related Substances | None detected | None detected |
| Solubility | Slightly soluble in water | 0.1 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 | 99% | Decomposes at 200 °C | <0.5% | <1% | None detected | Slightly soluble in water |
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