Arsenic
- CAS Number
- 7440-38-2
- HSN Code
- 28048000
- Molecular Formula
- As
- Catalogue Number
- AL0496
- Purity
- 99.9%
- Molecular Weight
- 74.92 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Arsenic appears as a grayish metallic solid that turns black upon exposure to air. Insoluble in water.
Also known as Arsenic powder, Arsenic metal.
- Catalogue No.
- AL0496
- CAS Number
- 7440-38-2
- Molecular Formula
- As
- Molecular Weight
- 74.92 g/mol
- HSN Code
- 28048000
- Grade
- 99.9%
- Product Form
- Substance
Melting point: 613 °C (Sublimes); Boiling point: 613 °C at 760 mmHg (sublimes); Density: 5.778 @ 25 °C; Solubility: Insol in caustic and nonoxidizing acids.
- Appearance
- Silver-gray or tin-white, brittle solid
- Shelf Life
- -
- Packaging
- Available in: 25 gm glass bottle, 100 gm glass bottle
- Storage
- Separated from strong oxidants, acids, halogens and food and feedstuffs. Well closed. Provision to contain effluent from fire extinguishing. Store in an area without drain or sewer access.
1.1 — Product identifier
- Chemical Name
- Arsenic
- Catalogue No.
- AL0496
- Product form
- Substance
- CAS Number
- 7440-38-2
- EC Number
- 231-148-6
- Grade
- 99.9%
- EC Index Number
- Not specified
- Chemical Formula
- As
- HSN Code
- 28048000
- Synonyms
- Arsenic powder, Arsenic metal
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used in the synthesis of arsenic compounds and semiconductor doping.
- 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. 3; Aquatic Acute 1; Aquatic Chronic 1
- Classification source
- ECHA C&L Inventory via PubChem CID 5359596 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Acute Toxic, Environmental Hazard
- Signal word
- Danger
- Hazard statements
- H301: Toxic if swallowed; H331: Toxic if inhaled; H400: Very toxic to aquatic life; H410: Very toxic to aquatic life with long lasting effects
2.3 — Other hazards
- Other hazards
- May cause cancer; suspected of causing genetic defects.
3.1 — Substance
- Name
- Arsenic
- CAS No.
- 7440-38-2
4.1 — Description of first aid measures
- First-aid measures after inhalation
- If this chemical has been inhaled, remove the exposed person to fresh air at once. If breathing has stopped, perform artificial respiration. Keep the person warm and at rest.
- First-aid measures after skin contact
- If this chemical contacts the skin, immediately wash the contaminated skin with soap and water. If this chemical penetrates the clothing, immediately remove the clothing, wash the skin with soap and water, and get medical attention promptly.
- First-aid measures after eye contact
- If this chemical contacts the eyes, immediately wash (irrigate) the eyes with large amounts of water, occasionally lifting the lower and upper lids. Get medical attention immediately.
- First-aid measures after ingestion
- If this chemical has been swallowed, get medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Symptoms of arsenic poisoning include nausea, vomiting, abdominal pain, diarrhea, 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
- Arsenic is not flammable but may emit toxic fumes in a 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
- Evacuate area and ventilate. Wear appropriate protective equipment. Prevent dust from spreading.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into sealable containers. Carefully collect remainder.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Handle with care, use appropriate personal protective equipment (PPE), and work in a fume hood.
- 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
- Separated from strong oxidants, acids, halogens and food and feedstuffs. Well closed. Provision to contain effluent from fire extinguishing. Store in an area without drain or sewer access.
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 a NIOSH-approved respirator if dust is generated.
9.1 — Information on basic physical and chemical properties
- Physical state
- Solid
- Colour
- Gray
- Odour
- Odorless
- Odour threshold
- Not applicable
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 613 °C (Sublimes)
- Freezing point
- Not applicable
- Boiling point
- 613 °C at 760 mmHg (sublimes)
- Flash point
- Not applicable
- Auto-ignition temperature
- 180 °C
- Decomposition temperature
- Not applicable
- Flammability (solid, gas)
- Not flammable
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 5.778 @ 25 °C
- Solubility
- Insol in caustic and nonoxidizing acids
- 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 reacts with strong oxidizers.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- Upon heating, toxic fumes are formed. Reacts violently with strong oxidants and halogens. This generates fire and explosion hazard.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Strong oxidizers, halogens, and strong acids.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- When arsenic is heated in air it will burn and form a white smoke consisting of arsenic trioxide (As2O3).
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 Rat oral 763 mg/kg; LD50 Mouse oral 145 mg/kg; LD50 Mouse ip 46.2 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
- Not classified (based on available data)
- Specific target organ toxicity (single exposure)
- Not classified (based on available data)
- Specific target organ toxicity (repeated exposure)
- Not classified (based on available data)
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)
- 1558
- UN-No. (IMDG)
- 1558
- UN-No. (IATA)
- 1558
- UN-No. (ADN)
- 1558
- UN-No. (RID)
- 1558
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Arsenic, solid
- Proper Shipping Name (IMDG)
- Arsenic, solid
- Proper Shipping Name (IATA)
- Arsenic, solid
- Proper Shipping Name (ADN)
- Arsenic, solid
- Proper Shipping Name (RID)
- Arsenic, solid
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 6.1
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
Used as a starting material for arsenic-compound synthesis and semiconductor (GaAs) doping research.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1856A
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 74.92 g/mol
| Test | Standard | Observed |
|---|---|---|
| Purity | 99.9% | 99.95% |
| Moisture Content | <0.5% | 0.3% |
| Residue on Ignition | <0.1% | 0.05% |
| Particle Size Distribution | <100 microns | 95% <100 microns |
| Related Substances | None detected | None detected |
The above product is expected to comply with 99.9% grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 99.9% | 99.9% | m.p. 613 °C (Sublimes); b.p. 613 °C at 760 mmHg (sublimes) | <0.5% | <0.1% | None detected | Insol in caustic and nonoxidizing acids |
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