Lead Sulfate
- CAS Number
- 7446-14-2
- HSN Code
- 28332990
- Molecular Formula
- PbSO4
- Catalogue Number
- AL2718
- Purity
- 98.5% min
- Molecular Weight
- 303.26 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Lead sulfate appears as a white crystalline solid. Insoluble in water and sinks in water.
Also known as Lead(II) sulfate.
- Catalogue No.
- AL2718
- CAS Number
- 7446-14-2
- Molecular Formula
- PbSO4
- Molecular Weight
- 303.26 g/mol
- HSN Code
- 28332990
- Grade
- 98.5%
- Product Form
- Substance
Melting point: 1170 °C; Density: 6.2 g/cu cm; Solubility: In water, 0.0404 g/100 mL at 25 °C; slightly soluble in alkaline solutions.
- Appearance
- White, heavy crystal powder
- Shelf Life
- -
- Packaging
- Available in: 500 gm plastic bottle, 5 Kg plastic container
- Storage
- Lead sulfate must be stored to avoid contact with oxidizers (such as perchlorates, peroxides, permanganates, chlorates, and nitrates) and chemically active metals (such as potassium, sodium, magnesium, and zinc) since violent reactions occur A regulated, marked area should be established with this chemical is handled, used, or stored.
1.1 — Product identifier
- Chemical Name
- Lead Sulfate
- Catalogue No.
- AL2718
- Product form
- Substance
- CAS Number
- 7446-14-2
- EC Number
- 231-198-9
- Grade
- 98.5%
- EC Index Number
- Lead sulfate
- Chemical Formula
- PbSO4
- HSN Code
- 28332990
- Synonyms
- Lead(II) sulfate
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used in lead-acid batteries and electrochemical research.
- 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
2.1 — Classification of the substance or mixture
- Classification according to Regulation (EC) No 1272/2008
- Acute Tox. 4; Carc. 1B; Repr. 1A; STOT RE 2; Aquatic Acute 1; Aquatic Chronic 1
- Classification source
- ECHA C&L Inventory via PubChem CID 24008 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Irritant, Health Hazard, Environmental Hazard
- Signal word
- Danger
- Hazard statements
- H302+H332: Harmful if swallowed or if inhaled; H302: Harmful if swallowed; H332: Harmful if inhaled; H350: May cause cancer; H360: May damage fertility or the unborn child; H360Df: May damage the unborn child; Suspected of damaging fertility; H373: May causes damage to organs through prolonged or repeated exposure; H400: Very toxic to aquatic life; H410: Very toxic to aquatic life with long lasting effects
2.3 — Other hazards
- Other hazards
- Lead compounds are highly toxic and can cause serious health effects upon exposure.
3.1 — Substance
- Name
- Lead Sulfate
- CAS No.
- 7446-14-2
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Remove from source of exposure and keep quiet.
- First-aid measures after skin contact
- Wash with soap and water.
- First-aid measures after eye contact
- Wash with running water.
- First-aid measures after ingestion
- Wash mouth, give emetic then epsom salts (30 g/250 ml hot water); get medical attention.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Symptoms of exposure may include headache, abdominal pain, and neurological effects.
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
- 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 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
- Handle with care, using appropriate personal protective equipment (PPE). Avoid ingestion and inhalation.
- 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
- Lead sulfate must be stored to avoid contact with oxidizers (such as perchlorates, peroxides, permanganates, chlorates, and nitrates) and chemically active metals (such as potassium, sodium, magnesium, and zinc) since violent reactions occur A regulated, marked area should be established with this chemical is handled, used, or stored.
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
- 1170 °C
- Freezing point
- Not applicable
- Boiling point
- 1650 °C
- 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
- 6.2 g/cu cm
- Solubility
- In water, 0.0404 g/100 mL at 25 °C; slightly soluble in alkaline solutions.
- 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 to release sulfuric acid.
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.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- When heated to decomposition it emits very toxic fumes of lead and sulfur oxides.
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 Guinea pig ip 300 mg/kg
- Skin corrosion/irritation
- Not classified (based on available data)
- Serious eye damage/irritation
- Not classified (based on available data)
- Respiratory or skin sensitisation
- Not classified (based on available data)
- Germ cell mutagenicity
- Not classified (based on available data)
- Carcinogenicity
- H350: May cause cancer
- Specific target organ toxicity (single exposure)
- Not classified (based on available data)
- Specific target organ toxicity (repeated exposure)
- H373: May causes damage to organs through prolonged or repeated exposure
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)
- 3077
- UN-No. (IMDG)
- 3077
- UN-No. (IATA)
- 3077
- UN-No. (ADN)
- 3077
- UN-No. (RID)
- 3077
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Lead sulfate
- Proper Shipping Name (IMDG)
- Lead sulfate
- Proper Shipping Name (IATA)
- Lead sulfate
- Proper Shipping Name (ADN)
- Lead sulfate
- Proper Shipping Name (RID)
- Lead sulfate
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 9
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
Lead sulfate is used as a reference compound in lead-acid battery electrochemistry research. It also finds applications in the manufacturing of lead-acid batteries and as a pigment in various industrial processes.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL00877
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 303.26 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | 98.5% min | 98.7% |
| Moisture Content | 0.5% max | 0.3% |
| Residue on Ignition | 0.1% max | 0.05% |
| Related Substances | None detected | None detected |
The above product is expected to comply with 98.5% grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 98.5% | 98.5% min | m.p. 1170 °C | 0.5% max | 0.1% max | None detected | In water, 0.0404 g/100 mL at 25 °C; slightly soluble in alkaline solutions. |
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