Sulfamic Acid
- CAS Number
- 5329-14-6
- HSN Code
- 28111990
- Molecular Formula
- NH2·SO3H
- Catalogue Number
- AL1484A
- Purity
- 99.5%
- Molecular Weight
- 97.09 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Sulfamic acid, also known as amidosulfonic acid, is a white crystalline solid with the molecular formula NH2·SO3H. This AR-grade sulfamic acid has a purity of 99.5%, making it suitable for use as a primary standard in analytical chemistry. Its high purity and stability under various conditions make it an essential reagent in laboratories, particularly for acid-base titrations. The compound is notable for its ability to act as a strong acid while being less corrosive than other strong acids, which enhances its safety profile in laboratory settings.
Also known as Amidosulfonic acid.
- Catalogue No.
- AL1484A
- CAS Number
- 5329-14-6
- Molecular Formula
- NH2·SO3H
- Molecular Weight
- 97.09 g/mol
- HSN Code
- 28111990
- Grade
- AR (Analytical Reagent)
- Product Form
- Substance
Sulfamic acid appears as a white crystalline powder. It has a melting point of approximately 205 °C and is highly soluble in water, with a solubility of about 1 g in 0.5 mL of water at room temperature. The compound has a density of 1.77 g/cm³. It is odorless and has a pH of approximately 1 when dissolved in water, indicating its strong acidic nature. The boiling point of sulfamic acid is around 300 °C, and it decomposes upon heating, releasing toxic gases such as sulfur oxides.
- Appearance
- White crystalline powder
- Shelf Life
- 2 years
- Packaging
- Available in 500 g and 1 kg polyethylene bottles
- Storage
- Store in a cool, dry place away from incompatible materials.
1.1 — Product identifier
- Chemical Name
- Sulfamic Acid
- Catalogue No.
- AL1484A
- Product form
- Substance
- CAS Number
- 5329-14-6
- EC Number
- 226-218-8
- Grade
- AR
- EC Index Number
- 016-026-00-0
- Chemical Formula
- NH2·SO3H
- HSN Code
- 28111990
- Synonyms
- Amidosulfonic acid
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used as a primary standard in acid-base titrations and in various industrial applications.
- 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 skin and eye irritation.
3.1 — Substance
- Name
- Sulfamic Acid
- CAS No.
- 5329-14-6
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 skin thoroughly with soap and water. Seek medical attention if irritation develops.
- 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
- 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; possible gastrointestinal distress if ingested.
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 decompose upon heating to produce toxic fumes.
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
- Avoid contact with skin and eyes. Use appropriate personal protective equipment (PPE).
- 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 such as strong bases and oxidizers.
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
- 1 (1% solution)
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 205 °C
- Freezing point
- Not applicable
- Boiling point
- 300 °C (decomposes)
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- > 300 °C
- Flammability (solid, gas)
- Not flammable
- Vapour pressure
- Negligible
- Relative vapour density at 20°C
- Not applicable
- Density
- 1.77 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; reacts with strong bases and 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 bases, strong oxidizers, and metals.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 (oral, rat) > 2000 mg/kg; low toxicity.
- Skin corrosion/irritation
- Causes skin irritation; may cause burns.
- Serious eye damage/irritation
- Causes serious eye irritation; may cause burns.
- 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 2967
- UN-No. (IMDG)
- UN 2967
- UN-No. (IATA)
- UN 2967
- UN-No. (ADN)
- UN 2967
- UN-No. (RID)
- UN 2967
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Sulfamic Acid
- Proper Shipping Name (IMDG)
- Sulfamic Acid
- Proper Shipping Name (IATA)
- Sulfamic Acid
- Proper Shipping Name (ADN)
- Sulfamic Acid
- Proper Shipping Name (RID)
- Sulfamic Acid
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 8
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
Sulfamic acid is widely used in various applications, particularly in analytical chemistry as a certified primary standard for acid-base titrations. Its high purity makes it ideal for calibrating pH meters and standardizing bases in titrations. Additionally, it is utilized in the production of cleaning agents, herbicides, and in the synthesis of other chemical compounds. The compound is also employed in the textile and dye industries for its ability to act as a reducing agent and in the formulation of certain pharmaceuticals.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1484A
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 97.09 g/mol
| Test | Standard | Observed |
|---|---|---|
| Purity | 99.5% min | 99.7% |
| Moisture Content | <0.5% | 0.3% |
| Residue on Ignition | <0.1% | 0.05% |
| pH of 1% solution | 1 | 1.0 |
| Related Substances | None detected | None detected |
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 | 99.5% | 205 °C (decomposes) | <0.5% | <0.1% | None detected | Soluble in water |
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