Sodium Arsenite
- CAS Number
- -
- HSN Code
- 38229090
- Molecular Formula
- NaAsO2
- Catalogue Number
- AL1348C
- Purity
- 99.9%
- Molecular Weight
- 129.91 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Sodium arsenite is a highly toxic inorganic compound with the formula NaAsO2. This product is a certified standardized solution at a concentration of 0.005M (0.01N), specifically prepared for use in precise volumetric analysis. It is notable for its application as a reducing agent in titrations, particularly in analytical chemistry where accurate measurements are critical. Due to its toxicity and classification as a known human carcinogen, it is essential to handle this solution with extreme care and appropriate personal protective equipment (PPE).
Also known as Sodium arsenite solution.
- Catalogue No.
- AL1348C
- CAS Number
- -
- Molecular Formula
- NaAsO2
- Molecular Weight
- 129.91 g/mol
- HSN Code
- 38229090
- Grade
- 0.005M (0.01N) Standardized Solution
- Product Form
- Substance
The solution is a clear, colorless liquid, indicating its purity and lack of particulate matter. The density of sodium arsenite solution is approximately 1.1 g/cm³. It has a boiling point of around 100 °C (212 °F) due to its aqueous nature, and it is soluble in water, making it suitable for various analytical applications. The pH of the solution is typically around 7, indicating neutrality. The solution should be stored in a cool, dry place away from incompatible materials.
- Appearance
- Clear, colorless liquid
- Shelf Life
- -
- Packaging
- Typically packaged in glass bottles or plastic containers suitable for chemical storage
- Storage
- Store in a cool, dry place, away from incompatible materials and sources of ignition.
1.1 — Product identifier
- Chemical Name
- Sodium Arsenite
- Catalogue No.
- AL1348C
- Product form
- Substance
- CAS Number
- Not applicable
- EC Number
- Not applicable
- Grade
- 0.005M (0.01N) Standardized Solution
- EC Index Number
- Not applicable
- Chemical Formula
- NaAsO2
- HSN Code
- 38229090
- Synonyms
- Sodium arsenite solution
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used as a reducing agent in volumetric analysis
- 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
- Highly toxic and a known human carcinogen
3.1 — Substance
- Name
- Sodium Arsenite
- CAS No.
- Not applicable
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. Seek medical attention immediately.
- First-aid measures after skin contact
- Wash with soap and water. Seek medical attention if irritation persists.
- 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 nausea, vomiting, 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
- May emit toxic fumes in a fire. Use appropriate fire-fighting measures.
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 PPE. Contain spill and absorb with inert material.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Collect and dispose of in accordance with local regulations. Avoid release to the environment.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Handle with care, using appropriate PPE including gloves and goggles. Avoid inhalation and skin contact.
- 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, in a tightly closed container, 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 ventilation is inadequate.
9.1 — Information on basic physical and chemical properties
- Physical state
- Liquid
- Colour
- Colorless
- Odour
- Odourless
- Odour threshold
- Not applicable
- pH value
- Approximately 7
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- Not applicable
- Freezing point
- Not applicable
- Boiling point
- Approximately 100 °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
- Approximately 1.1 g/cm³
- Solubility
- Soluble 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, but may react 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 oxidizers, strong acids, and bases.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Highly toxic; LD50 (oral, rat) is approximately 14 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)
- May cause damage to organs through prolonged or repeated exposure.
- 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 arsenite solution
- Proper Shipping Name (IMDG)
- Sodium arsenite solution
- Proper Shipping Name (IATA)
- Sodium arsenite solution
- Proper Shipping Name (ADN)
- Sodium arsenite solution
- Proper Shipping Name (RID)
- Sodium arsenite solution
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- Not classified as dangerous goods
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 arsenite 0.005M (0.01N) is primarily used in analytical laboratories as a certified standardized reducing titrant in volumetric analysis. It is particularly useful in redox titrations where precise measurements are required. Additionally, it can be employed in the determination of various metal ions and in the analysis of environmental samples for arsenic content. Its applications extend to the fields of chemistry, environmental science, and quality control in manufacturing processes where arsenic detection is necessary.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1348C
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 129.91 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | 99.0% min | 99.5% |
| pH | 6.5 - 7.5 | 7.0 |
| Moisture content | <0.5% | 0.3% |
| Residue on ignition | <0.1% | 0.05% |
| Related substances | None detected | None detected |
The above product is expected to comply with 0.005M (0.01N) Standardized Solution grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 0.005M (0.01N) | 99.9% | Not applicable | <0.5% | <0.1% | None detected | Completely soluble in water |
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