Sodium Bifluoride
- CAS Number
- 1333-83-1
- HSN Code
- 28261910
- Molecular Formula
- NaHF2
- Catalogue Number
- AL01353
- Purity
- ≥ 98%
- Molecular Weight
- 61.99 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Sodium bifluoride, also known as sodium hydrogen fluoride, is a highly soluble and corrosive fluoride salt with a molecular formula of NaHF2 and a molecular weight of 61.99 g/mol. It is primarily recognized for its applications in etching and as a fluoride source in various chemical processes. This compound is notable for its ability to react with silicates, making it valuable in glass etching and surface treatment of metals. Due to its corrosive nature, sodium bifluoride must be handled with care, utilizing appropriate personal protective equipment (PPE) to mitigate exposure risks.
Also known as Sodium Hydrogen Fluoride.
- Catalogue No.
- AL01353
- CAS Number
- 1333-83-1
- Molecular Formula
- NaHF2
- Molecular Weight
- 61.99 g/mol
- HSN Code
- 28261910
- Grade
- 98%
- Product Form
- Substance
Sodium bifluoride appears as a white crystalline powder. It is highly soluble in water, with a solubility of approximately 100 g/L at 20°C. The compound has a melting point of 285°C and decomposes upon heating, releasing toxic gases. Its density is approximately 2.1 g/cm³, and it has a pH value of around 4.5 in solution, indicating its acidic nature. The compound is hygroscopic, absorbing moisture from the air, which can affect its handling and storage.
- Appearance
- White crystalline powder
- Shelf Life
- -
- Packaging
- -
- Storage
- Store in a cool, dry place, away from moisture and incompatible materials.
1.1 — Product identifier
- Chemical Name
- Sodium Bifluoride
- Catalogue No.
- AL01353
- Product form
- Substance
- CAS Number
- 1333-83-1
- EC Number
- 215-686-0
- Grade
- 98%
- EC Index Number
- 009-004-00-7
- Chemical Formula
- NaHF2
- HSN Code
- 28261910
- Synonyms
- Sodium Hydrogen Fluoride
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Etching agent, fluoride source
- 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
- Corrosive to metals; may cause severe skin burns and eye damage.
3.1 — Substance
- Name
- Sodium Bifluoride
- CAS No.
- 1333-83-1
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If breathing is difficult, give oxygen. Seek medical attention immediately.
- First-aid measures after skin contact
- Remove contaminated clothing. Rinse skin with plenty of water for at least 15 minutes. 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 immediately.
- First-aid measures after ingestion
- Do not induce vomiting. Rinse mouth. Seek medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Burning sensation, coughing, shortness of breath, redness, and pain in affected areas.
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 react with water to release toxic gases.
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. Wear appropriate PPE. Contain spill and neutralize with calcium carbonate or sodium bicarbonate.
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 into the environment.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Use only in a well-ventilated area. Wear appropriate PPE, including gloves and eye protection. 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 tightly closed container in a cool, dry place. Keep away from moisture and 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 ventilation is inadequate.
9.1 — Information on basic physical and chemical properties
- Physical state
- Solid
- Colour
- White
- Odour
- Odourless
- Odour threshold
- Not applicable
- pH value
- 4.5 (in solution)
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 285°C
- Freezing point
- Not applicable
- Boiling point
- Decomposes
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Decomposes upon heating
- Flammability (solid, gas)
- Non-flammable
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 2.1 g/cm³
- Solubility
- 100 g/L in water at 20°C
- Log Pow
- Not applicable
- Viscosity, kinematic
- Not applicable
- Viscosity, dynamic
- Not applicable
- Explosive properties
- Not applicable
- Oxidising properties
- Not applicable
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Reacts with strong acids and bases, releasing toxic gases.
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, and moisture.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Highly toxic; LD50 (oral, rat) is 50 mg/kg.
- Skin corrosion/irritation
- Causes severe skin burns.
- Serious eye damage/irritation
- Causes serious eye damage.
- Respiratory or skin sensitisation
- Not a skin sensitizer.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- May cause respiratory irritation.
- 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)
- UN 2439
- UN-No. (IMDG)
- UN 2439
- UN-No. (IATA)
- UN 2439
- UN-No. (ADN)
- UN 2439
- UN-No. (RID)
- UN 2439
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Sodium Bifluoride
- Proper Shipping Name (IMDG)
- Sodium Bifluoride
- Proper Shipping Name (IATA)
- Sodium Bifluoride
- Proper Shipping Name (ADN)
- Sodium Bifluoride
- Proper Shipping Name (RID)
- Sodium Bifluoride
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 8
14.4 — Packing group
- Packing group (ADR)
- II
- Packing group (IMDG)
- II
- Packing group (IATA)
- II
- Packing group (ADN)
- II
- Packing group (RID)
- II
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 bifluoride is widely used in the glass industry for etching glass surfaces, allowing for the creation of intricate designs and patterns. It is also employed in metal surface treatments, particularly in the preparation of surfaces for further processing or coating. Additionally, sodium bifluoride serves as a fluoride source in various chemical syntheses and is utilized in the production of fluorinated compounds. Its applications extend to the semiconductor industry, where it is used in the cleaning and etching of silicon wafers. Due to its corrosive properties, it is essential to follow strict safety protocols when using this compound.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL01353
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 61.99 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 98% | 98.5% |
| Moisture Content | ≤ 0.5% | 0.3% |
| Residue on Ignition | ≤ 0.5% | 0.2% |
| Solubility | 100 g/L in water at 20°C | 100 g/L |
The above product is expected to comply with 98% grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 98% | ≥ 98% | 285°C | ≤ 0.5% | ≤ 0.5% | None detected | 100 g/L in water at 20°C |
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