Sodium Stannate Trihydrate
- CAS Number
- 12209-98-2
- HSN Code
- 28419000
- Molecular Formula
- Na2SnO3·3H2O
- Catalogue Number
- AL01420
- Purity
- ≥ 98%
- Molecular Weight
- 266.73 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Sodium stannate trihydrate is a soluble tin(IV) salt that plays a crucial role as an electrolyte in tin electroplating processes. This compound is notable for its ability to enhance the quality of tin deposits during electroplating, making it a valuable component in various industrial applications. With a molecular weight of 266.73 g/mol, it is classified as a trihydrate, indicating the presence of three water molecules in its structure. Its CAS number, 12209-98-2, identifies it uniquely in chemical databases, facilitating its procurement and use in research and industrial settings.
Also known as Sodium Stannate, Tin(IV) Sodium Oxide Trihydrate.
- Catalogue No.
- AL01420
- CAS Number
- 12209-98-2
- Molecular Formula
- Na2SnO3·3H2O
- Molecular Weight
- 266.73 g/mol
- HSN Code
- 28419000
- Grade
- Trihydrate
- Product Form
- Substance
Sodium stannate trihydrate appears as a white crystalline solid, which is indicative of its purity and quality. It is highly soluble in water, allowing for easy incorporation into electroplating solutions. The melting point of sodium stannate trihydrate is approximately 100 °C, where it begins to lose water of crystallization. The density of this compound is around 1.5 g/cm³, which is typical for metal salts. Its solubility in water is significant, with a solubility of about 50 g/L at room temperature, making it suitable for use in aqueous electroplating baths.
- Appearance
- White crystalline solid
- Shelf Life
- Stable under recommended storage conditions
- Packaging
- Available in 500 g and 1 kg containers
- Storage
- Store in a cool, dry place away from incompatible materials.
1.1 — Product identifier
- Chemical Name
- Sodium Stannate Trihydrate
- Catalogue No.
- AL01420
- Product form
- Substance
- CAS Number
- 12209-98-2
- EC Number
- 235-186-4
- Grade
- Trihydrate
- EC Index Number
- Not applicable
- Chemical Formula
- Na2SnO3·3H2O
- HSN Code
- 28419000
- Synonyms
- Sodium Stannate, Tin(IV) Sodium Oxide Trihydrate
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used as an electrolyte in electroplating and chemical synthesis.
- 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 under normal handling conditions.
3.1 — Substance
- Name
- Sodium Stannate Trihydrate
- CAS No.
- 12209-98-2
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, eyes, and respiratory tract.
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 release 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 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 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
- 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
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 100 °C (decomposes)
- Freezing point
- Not applicable
- Boiling point
- Not applicable
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Decomposes above 100 °C
- Flammability (solid, gas)
- Non-flammable
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 1.5 g/cm³
- Solubility
- 50 g/L 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; reacts with strong acids.
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) > 2000 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 assigned
- UN-No. (IMDG)
- Not assigned
- UN-No. (IATA)
- Not assigned
- UN-No. (ADN)
- Not assigned
- UN-No. (RID)
- Not assigned
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Sodium Stannate Trihydrate
- Proper Shipping Name (IMDG)
- Sodium Stannate Trihydrate
- Proper Shipping Name (IATA)
- Sodium Stannate Trihydrate
- Proper Shipping Name (ADN)
- Sodium Stannate Trihydrate
- Proper Shipping Name (RID)
- Sodium Stannate Trihydrate
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- Not classified as hazardous for transport
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
Sodium stannate trihydrate is primarily used as an electrolyte in alkaline tin electroplating baths, which are essential in the electronics and metal finishing industries. It aids in achieving uniform and high-quality tin coatings on various substrates, including steel and copper. Additionally, this compound is utilized in research settings for formulating new electroplating solutions and studying the electrochemical behavior of tin. Its applications extend to the production of tin-based alloys and as a reagent in chemical synthesis, particularly in the preparation of other tin compounds.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL01420
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 266.73 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 98% | 99.5% |
| Moisture Content | ≤ 5% | 3.2% |
| Residue on Ignition | ≤ 1% | 0.5% |
| Solubility | ≥ 50 g/L | 55 g/L |
| Related Substances | None detected | None detected |
The above product is expected to comply with Trihydrate grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| Trihydrate | ≥ 98% | 100 °C (decomposes) | ≤ 5% | ≤ 1% | None detected | ≥ 50 g/L in water |
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