Stannous Sulfate
- CAS Number
- 7488-55-3
- HSN Code
- 28332990
- Molecular Formula
- SnSO4
- Catalogue Number
- AL01446
- Purity
- 50% Sn
- Molecular Weight
- 214.75 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Stannous sulfate (50% Sn, tin(II) sulfate) is a soluble tin(II) salt that plays a crucial role as an electrolyte in tin electroplating processes. This compound is notable for its ability to provide a stable source of tin ions in various electrochemical applications. Stannous sulfate is widely utilized in the metal finishing industry, particularly in the production of tin coatings on metals to enhance corrosion resistance and improve aesthetic qualities. Its high solubility in water makes it an effective choice for use in aqueous solutions, facilitating easy incorporation into electroplating baths.
Also known as Tin(II) sulfate, Tin sulfate.
- Catalogue No.
- AL01446
- CAS Number
- 7488-55-3
- Molecular Formula
- SnSO4
- Molecular Weight
- 214.75 g/mol
- HSN Code
- 28332990
- Grade
- 50% (Sn)
- Product Form
- Substance
Stannous sulfate appears as a white to pale gray crystalline powder. It has a melting point of approximately 660 °C and is highly soluble in water, with a solubility of about 50 g/100 mL at 20 °C. The compound has a density of 2.1 g/cm³ and does not exhibit a distinct odor. Its hygroscopic nature allows it to absorb moisture from the air, which should be considered during storage and handling.
- Appearance
- White to pale gray crystalline powder
- Shelf Life
- -
- Packaging
- -
- Storage
- Store in a cool, dry place away from moisture and incompatible materials.
1.1 — Product identifier
- Chemical Name
- Stannous Sulfate
- Catalogue No.
- AL01446
- Product form
- Substance
- CAS Number
- 7488-55-3
- EC Number
- 231-982-0
- Grade
- 50% (Sn)
- EC Index Number
- Not specified
- Chemical Formula
- SnSO4
- HSN Code
- 28332990
- Synonyms
- Tin(II) sulfate, Tin sulfate
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used as an electrolyte in tin electroplating and as a reducing agent in various chemical processes.
- 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
- May cause skin and eye irritation upon contact.
3.1 — Substance
- Name
- Stannous Sulfate
- CAS No.
- 7488-55-3
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. 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
- Irritation of the 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 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 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 and moisture.
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 to pale gray
- Odour
- Odourless
- Odour threshold
- Not applicable
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 660 °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)
- Not flammable
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 2.1 g/cm³
- Solubility
- 50 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; avoid contact with strong oxidizing agents.
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, strong acids.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Low toxicity; may cause irritation.
- Skin corrosion/irritation
- May cause irritation.
- Serious eye damage/irritation
- May cause 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)
- 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
Stannous sulfate is primarily used as an electrolyte reference compound in acidic tin electroplating bath formulation research. It is essential in the production of tin coatings for various applications, including electronics, automotive parts, and food packaging, where corrosion resistance is critical. Additionally, it serves as a reducing agent in chemical reactions and is utilized in the synthesis of other tin compounds. The compound is also employed in the textile industry for dyeing processes and as a catalyst in organic synthesis.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL01446
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 214.75 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay (Sn) | 50% | 50.2% |
| Moisture Content | <1% | 0.5% |
| Residue on Ignition | <0.5% | 0.3% |
| Solubility | 50 g/100 mL | 50 g/100 mL |
The above product is expected to comply with 50% (Sn) grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 50% (Sn) | 50% Sn | 660 °C | <1% | <0.5% | None detected | 50 g/100 mL in water at 20 °C |
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