Red Phosphorus
- CAS Number
- 7723-14-0
- HSN Code
- 28047020
- Molecular Formula
- P
- Catalogue Number
- AL3545
- Purity
- ≥ 97%
- Molecular Weight
- 30.97 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Phosphorus, amorphous (red or violet) appears as red or dark crystals or powder. Not white phosphorus but rather one of the numerous less reactive polymorphic forms of the element.
Also known as Phosphorus (red), Phosphorus allotrope.
- Catalogue No.
- AL3545
- CAS Number
- 7723-14-0
- Molecular Formula
- P
- Molecular Weight
- 30.97 g/mol
- HSN Code
- 28047020
- Grade
- 97%
- Product Form
- Substance
Melting point: 44.1 °C; Boiling point: 280 °C; Density: 1.83 (alpha-form); 1.88 (beta form).
- Appearance
- Exists in three main allotropic forms: white, black, and red. The same liquid is obtained from all forms on melting
- Shelf Life
- -
- Packaging
- Available in: 25 gm glass bottle, 100 gm glass bottle, 500 gm glass bottle
- Storage
- Separate from air, oxidizing materials, combustibles. Always keep container closed, with material under water or inert gas.
1.1 — Product identifier
- Chemical Name
- Red Phosphorus
- Catalogue No.
- AL3545
- Product form
- Substance
- CAS Number
- 7723-14-0
- EC Number
- 231-768-7
- Grade
- 97%
- EC Index Number
- 015-001-00-2
- Chemical Formula
- P
- HSN Code
- 28047020
- Synonyms
- Phosphorus (red), Phosphorus allotrope
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used in organic synthesis and match manufacturing.
- 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
- Flam. Sol. 2; Aquatic Chronic 3
- Classification source
- ECHA C&L Inventory via PubChem CID 5462309 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Flammable
- Signal word
- Danger
- Hazard statements
- H228: Flammable solid; H412: Harmful to aquatic life with long lasting effects
2.3 — Other hazards
- Other hazards
- May ignite spontaneously in air.
3.1 — Substance
- Name
- Red Phosphorus
- CAS No.
- 7723-14-0
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If breathing is difficult, give oxygen and seek medical attention.
- 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.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Irritation of eyes, skin, and respiratory tract; potential for 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
- White phosphorus may be present as a contaminant or formed in fire situations. Fumes from phosphorus fires are highly irritating to lungs, skin, eyes.
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 eliminate ignition sources. Use appropriate protective equipment.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Collect and dispose of in accordance with local regulations; avoid water contact.
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 in a well-ventilated area.
- 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
- Separate from air, oxidizing materials, combustibles. Always keep container closed, with material under water or inert gas.
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
- Dark red to violet
- Odour
- Garlic-like
- Odour threshold
- Not applicable
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 44.1 °C
- Freezing point
- Not applicable
- Boiling point
- 280 °C
- Flash point
- Not applicable
- Auto-ignition temperature
- Red: 260 °C; White: 30 °C
- Decomposition temperature
- Not applicable
- Flammability (solid, gas)
- Flammable solid
- Vapour pressure
- 0.026 mm Hg at 20 °C
- Relative vapour density at 20°C
- Red: 4.77; White: 4.42 (Air = 1)
- Density
- 1.83 (alpha-form); 1.88 (beta form)
- Solubility
- Insoluble in water; soluble in carbon disulfide and other organic solvents
- Log Pow
- Not applicable
- Viscosity, kinematic
- Not applicable
- Viscosity, dynamic
- Not applicable
- Explosive properties
- Not explosive under normal conditions
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Stable under normal conditions; reacts with strong oxidizers.
10.2 — Chemical stability
- Chemical stability
- Black: Stable in air.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- - Phosphorus spontaneously ignites on contact with air, producing toxic fumes (phosphorus oxides). ; - Phosphorus reacts violently with oxidants, halogens, some metals, nitrites, sulfur, and many other compounds. This causes a fire and explosion hazard. ; - Phosphorus reacts with strong bases to produce toxic phosphine gas.
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 acids.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- When heated to decomp emits toxic fumes of phosphorus oxides.
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 Rat (Charles-River, female) oral 3.03 mg/kg; LD50 Rat (Charles-River, male) oral 3.76 mg/kg; LD50 Mouse (Swiss, female) oral 4.82 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)
- 1338
- UN-No. (IMDG)
- 1338
- UN-No. (IATA)
- 1338
- UN-No. (ADN)
- 1338
- UN-No. (RID)
- 1338
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Red Phosphorus
- Proper Shipping Name (IMDG)
- Red Phosphorus
- Proper Shipping Name (IATA)
- Red Phosphorus
- Proper Shipping Name (ADN)
- Red Phosphorus
- Proper Shipping Name (RID)
- Red Phosphorus
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 4.1
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
Used as a reducing/dehydrating agent in organic synthesis and as a raw material for safety-match production research.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL01185
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 30.97 g/mol
| Test | Standard | Observed |
|---|---|---|
| Description | Red powder | Red powder |
| Assay | (Min.) 98.0% | 98.15% |
The above product complies with LR grade
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 97% | ≥ 97% | m.p. 44.1 °C; b.p. 280 °C | ≤ 0.5% | ≤ 1% | None detected | Insoluble in water |
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