Sodium Persulfate
- CAS Number
- 7775-27-1
- HSN Code
- 28331990
- Molecular Formula
- Na2S2O8
- Catalogue Number
- AL1407A
- Purity
- 99%
- Molecular Weight
- 238.10 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Sodium persulfate (Na2S2O8) is a white crystalline powder that serves as a strong oxidizing agent. This analytical reagent (AR grade) is characterized by its high purity of 99%, making it suitable for precise analytical applications. It is commonly used in various chemical reactions, particularly as a radical initiator in polymerization processes. Due to its strong oxidizing properties, sodium persulfate is also utilized in the synthesis of other chemicals and in environmental applications such as water treatment.
Also known as Disodium peroxydisulfate, Sodium peroxydisulfate.
- Catalogue No.
- AL1407A
- CAS Number
- 7775-27-1
- Molecular Formula
- Na2S2O8
- Molecular Weight
- 238.10 g/mol
- HSN Code
- 28331990
- Grade
- AR (Analytical Reagent)
- Product Form
- Substance
Sodium persulfate appears as a white crystalline powder with a density of approximately 2.2 g/cm³. It has a melting point of 180 °C and decomposes upon heating, releasing oxygen. The compound is highly soluble in water, with a solubility of about 10 g/100 mL at 25 °C. It has a pH value of around 6.5 to 7.5 in solution, indicating its neutral nature. The compound has a strong oxidizing odor, although it is not typically characterized by a distinct smell.
- Appearance
- White crystalline powder
- Shelf Life
- 2 years
- Packaging
- Available in 500 g and 1 kg containers
- Storage
- Store in a cool, dry place away from heat and combustible materials.
1.1 — Product identifier
- Chemical Name
- Sodium Persulfate
- Catalogue No.
- AL1407A
- Product form
- Substance
- CAS Number
- 7775-27-1
- EC Number
- 231-781-8
- Grade
- AR
- EC Index Number
- 016-007-00-1
- Chemical Formula
- Na2S2O8
- HSN Code
- 28331990
- Synonyms
- Disodium peroxydisulfate, Sodium peroxydisulfate
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Oxidizing agent, radical initiator
- 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
- Strong oxidizer; may cause fire or explosion in contact with combustible materials.
3.1 — Substance
- Name
- Sodium Persulfate
- CAS No.
- 7775-27-1
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
- Rinse mouth. Do not induce vomiting. Seek medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Irritation of the respiratory tract, skin, and eyes; may cause burns.
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
- Decomposes on heating, releasing oxygen which can intensify fire.
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 absorb with inert material. 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 gloves and protective eyewear. Avoid contact with skin and eyes.
- 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 heat sources and combustible 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
- Slightly pungent
- Odour threshold
- Not applicable
- pH value
- 6.5 - 7.5 (in solution)
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 180 °C (decomposes)
- Freezing point
- Not applicable
- Boiling point
- Not applicable
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- > 180 °C
- Flammability (solid, gas)
- Not flammable, but a strong oxidizer
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 2.2 g/cm³
- Solubility
- 10 g/100 mL in water at 25 °C
- Log Pow
- Not applicable
- Viscosity, kinematic
- Not applicable
- Viscosity, dynamic
- Not applicable
- Explosive properties
- Not explosive under normal conditions
- Oxidising properties
- Strong oxidizer
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Stable under normal conditions; decomposes upon heating.
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 reducing agents, acids, and bases.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 (oral, rat) > 2000 mg/kg.
- Skin corrosion/irritation
- Causes skin irritation.
- Serious eye damage/irritation
- Causes serious eye irritation.
- Respiratory or skin sensitisation
- May cause allergic skin reactions in sensitive individuals.
- 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)
- 1505
- UN-No. (IMDG)
- 1505
- UN-No. (IATA)
- 1505
- UN-No. (ADN)
- 1505
- UN-No. (RID)
- 1505
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Sodium Persulfate
- Proper Shipping Name (IMDG)
- Sodium Persulfate
- Proper Shipping Name (IATA)
- Sodium Persulfate
- Proper Shipping Name (ADN)
- Sodium Persulfate
- Proper Shipping Name (RID)
- Sodium Persulfate
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 5.1
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
Sodium persulfate is widely used in the chemical industry as an oxidizing agent and radical initiator in polymerization reactions, particularly in the production of plastics and resins. It is also employed in the synthesis of various organic compounds and as a bleaching agent in the textile and paper industries. In analytical chemistry, it serves as a reagent for the determination of various substances, including sulfides and thiols. Additionally, sodium persulfate is utilized in environmental applications for the remediation of contaminated groundwater and soil due to its ability to oxidize organic pollutants.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1407A
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 238.10 g/mol
| Test | Standard | Observed |
|---|---|---|
| Purity | 99% min | 99.5% |
| 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 25 °C | 10 g/100 mL |
The above product is expected to comply with AR grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| AR | 99% | 180 °C (decomposes) | < 0.5% | < 0.1% | None detected | 10 g/100 mL in water at 25 °C |
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