Benzoyl Peroxide

75% For Laboratory Use
CAS Number
94-36-0
HSN Code
29163200
Molecular Formula
C14H10O4
Catalogue Number
AL0640
Purity
75%
Molecular Weight
242.23 g/mol

Complies with : IP | BP | USP | EP | ACS

ISO 9001 ISO 14001 GMP COA with every batch

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Key Properties

Appearance Crystals
Shelf Life 12 months
Packaging Available in: 500 gm plastic bottle
Storage Fireproof. Separated from combustible substances and reducing agents. Store only in original packaging. See Chemical Dangers.

Benzoyl peroxide is a carbonyl compound.

Also known as Benzoyl peroxide, Peroxybenzoic acid.

Catalogue No.
AL0640
CAS Number
94-36-0
Molecular Formula
C14H10O4
Molecular Weight
242.23 g/mol
HSN Code
29163200
Grade
75%
Product Form
Substance

Melting point: 104.5 °C; Flash point: 80 °C; Density: 1.3340 at 25 °C; Solubility: In water, 9.10 mg/L at 25 °C.

Appearance
Crystals
Shelf Life
12 months
Packaging
Available in: 500 gm plastic bottle
Storage
Fireproof. Separated from combustible substances and reducing agents. Store only in original packaging. See Chemical Dangers.

1.1 — Product identifier

Chemical Name
Benzoyl Peroxide
Catalogue No.
AL0640
Product form
Substance
CAS Number
94-36-0
EC Number
202-327-6
Grade
75%
EC Index Number
617-008-00-0
Chemical Formula
C14H10O4
HSN Code
29163200
Synonyms
Benzoyl peroxide, Peroxybenzoic acid

1.2 — Relevant identified uses of the substance or mixture and uses advised against

Use of the substance/mixture
Radical initiator, acne treatment
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
Org. Perox. B; Skin Sens. 1; Eye Irrit. 2; Aquatic Acute 1
Classification source
ECHA C&L Inventory via PubChem CID 7187 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements

2.2 — Label elements

Hazard pictograms
Explosive, Flammable, Irritant, Environmental Hazard
Signal word
Danger
Hazard statements
H241: Heating may cause a fire or explosion; H317: May cause an allergic skin reaction; H319: Causes serious eye irritation; H400: Very toxic to aquatic life

2.3 — Other hazards

Other hazards
Organic peroxide; may cause skin and eye irritation.

3.1 — Substance

Name
Benzoyl Peroxide
CAS No.
94-36-0

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, promptly wash the contaminated skin with soap and water. If this chemical penetrates the clothing, promptly remove the clothing and wash the skin with soap and water. 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
Irritation of skin, eyes, and respiratory tract.

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
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
Unsuitable extinguishing media
Not specified

5.2 — Special hazards arising from the substance or mixture

Special procedures
Vapors are heavier than air and will collect in low areas. Vapors may travel long distances to ignition sources and flashback.

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. Avoid dust formation. Use appropriate protective equipment.

6.3 — Methods and material for containment and cleaning up

Methods for cleaning up
Evacuate danger area! Remove all ignition sources. Wash away remainder with plenty of water. Do NOT absorb in saw-dust or other combustible absorbents.

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 personal protective equipment as required.
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
Fireproof. Separated from combustible substances and reducing agents. Store only in original packaging. See Chemical Dangers.

8.2 — Exposure controls

Hand protection
Handle with gloves.
Eye protection
Face shield and safety glasses. Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin and body protection
Wear suitable protective clothing
Respiratory protection
Use in a well-ventilated area. If exposure limits are exceeded, use appropriate respiratory protection.

9.1 — Information on basic physical and chemical properties

Physical state
Solid
Colour
White
Odour
Faint, benzaldehyde-like odor.
Odour threshold
Not determined
pH value
Not applicable
Relative evaporation rate (butylacetate=1)
Not applicable
Melting point
104.5 °C
Freezing point
Not applicable
Boiling point
Not applicable
Flash point
80 °C
Auto-ignition temperature
80 °C
Decomposition temperature
> 100 °C
Flammability (solid, gas)
Not flammable under normal conditions
Vapour pressure
VP: < 0.1 torr at 20 °C
Relative vapour density at 20°C
Not applicable
Density
1.3340 at 25 °C
Solubility
In water, 9.10 mg/L at 25 °C
Log Pow
3.46
Viscosity, kinematic
Not applicable
Viscosity, dynamic
Not applicable
Explosive properties
Not explosive under normal conditions
Oxidising properties
Strong oxidizer
Explosive limits
Not applicable

10.1 — Reactivity

Reactivity
Stable under recommended storage conditions; may decompose upon heating.

10.2 — Chemical stability

Chemical stability
Stable under recommended storage conditions.

10.3 — Possibility of hazardous reactions

Possibility of hazardous reactions
May decompose explosively on shock, friction or concussion. May explode on heating above 103-105 °C. On combustion, forms irritating and toxic fumes and gases of benzoic acid (see ICSC 0103) and carbon monoxide (see ICSC 0023). The substance is a strong oxidant.

10.4 — Conditions to avoid

Conditions to avoid
Avoid contact with incompatible materials and excessive heat.

10.5 — Incompatible materials

Incompatible materials
Reducing agents, strong acids, strong bases, and heat sources.

10.6 — Hazardous decomposition products

Hazardous decomposition products
Explosive decomposition above the melting point (103 °C) forms flammable products.

11.1 — Information on toxicological effects

Acute toxicity
LD50 Rat oral 7710 mg/kg; LD50 Mouse oral 5700 mg/kg; LD50 Mouse ip 206-242 mg/kg body weight
Skin corrosion/irritation
Not classified (based on available data)
Serious eye damage/irritation
H319: Causes serious eye irritation
Respiratory or skin sensitisation
H317: May cause an allergic skin reaction
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)
3104
UN-No. (IMDG)
3104
UN-No. (IATA)
3104
UN-No. (ADN)
3104
UN-No. (RID)
3104

14.2 — UN proper shipping name

Proper Shipping Name (ADR)
Benzoyl peroxide, moist
Proper Shipping Name (IMDG)
Benzoyl peroxide, moist
Proper Shipping Name (IATA)
Benzoyl peroxide, moist
Proper Shipping Name (ADN)
Benzoyl peroxide, moist
Proper Shipping Name (RID)
Benzoyl peroxide, moist

14.3 — Transport hazard class(es)

Transport hazard class(es)
5.2

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 radical initiator in polymer synthesis (e.g., PMMA, polystyrene) and as a reference compound in acne-treatment formulation research.

ISO 9001 ISO 14001 GMP COA with every batch
Batch Number
AL-2026-AL00257
Manufacturing Date
September-2026
Expiry Date
September-2031
Molecular Weight
242.23 g/mol
Test Standard Observed
Assay 75% 75.2%
Moisture Content 25% 25.1%
Residue on Ignition < 0.1% 0.05%
Related Substances < 0.5% 0.3%
Melting Point 105-108 °C 106 °C

The above product is expected to comply with 75% grade specification.

Technical Data Sheet

Grade Assay/Purity Melting/Boiling Point Moisture/LOD Residue on Ignition Related Substances Solubility
75% 75% m.p. 104.5 °C 25% < 0.1% < 0.5% In water, 9.10 mg/L at 25 °C
View full Technical Data Sheet

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