Silver dichromate
Synonyms: Silver chromate, Dichromic acid silver salt
SECTION 1: Identification of the substance/mixture and of the company/undertaking
Chemical Name
Silver dichromate
Product Form
Substance
Catalogue No.
AL1330D
CAS Number
7784-02-3
EC Number
232-141-6
EC Index Number
Cr(IV)
Grade
98%
HSN Code
28432900
Molecular Formula
Ag2Cr2O7
SECTION 1: Identification of the substance/mixture and of the company/undertaking
1.1 Product identifier
Chemical Name
Silver dichromate
Catalogue No.
AL1330D
Product form
Substance
CAS Number
7784-02-3
EC Number
232-141-6
Grade
98%
EC Index Number
Cr(IV)
Chemical Formula
Ag2Cr2O7
HSN Code
28432900
Synonyms
Silver chromate, Dichromic acid silver salt
Chemical Structure
-
1.2 Relevant identified uses of the substance or mixture and uses advised against
Use of the substance/mixture
Used as a reference compound in inorganic chemistry and analytical 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
SECTION 2: Hazards identification
2.3 Other hazards
Other hazards
Contains hexavalent chromium, which is toxic and a known carcinogen.
SECTION 3: Composition/information on ingredients
3.1 Substance
Name
Silver dichromate
CAS No.
7784-02-3
SECTION 4: First aid measures
4.1 Description of first aid measures
First-aid measures after inhalation
Move to fresh air. Seek medical attention if symptoms persist.
First-aid measures after skin contact
Wash 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
Do not induce vomiting. Rinse mouth and seek medical attention immediately.
4.2 Most important symptoms and effects, both acute and delayed
Symptoms relating to use
Symptoms of exposure may include respiratory irritation, skin irritation, and eye damage.
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.
SECTION 5: Fire-fighting measures
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
May emit toxic fumes when heated. Use appropriate fire-fighting measures.
5.3 Advice for firefighters
Protection during firefighting
Do not enter fire area without proper protective equipment, including respiratory protection.
SECTION 6: Accidental release measures
6.1.1 For non-emergency personnel
Emergency procedures
Evacuate area and ventilate. Wear appropriate protective equipment. Contain and collect spillage.
6.3 Methods and material for containment and cleaning up
Methods for cleaning up
Collect spillage with suitable absorbent material and dispose of in accordance with local regulations.
6.4 Reference to other sections
Reference
Not specified
SECTION 7: Handling and storage
7.1 Precautions for safe handling
Precautions for safe handling
Handle with gloves and avoid inhalation of dust. 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
Store in a tightly closed container in a cool, dry place, away from incompatible materials.
SECTION 8: Exposure controls/personal protection
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.
SECTION 9: Physical and chemical properties
9.1 Information on basic physical and chemical properties
Physical state
Solid
Colour
Dark red-brown
Odour
Odourless
Odour threshold
Not applicable
pH value
Not applicable
Relative evaporation rate (butylacetate=1)
Not applicable
Melting point
200 °C (decomposes)
Freezing point
Not applicable
Boiling point
Not applicable
Flash point
Not applicable
Auto-ignition temperature
Not applicable
Decomposition temperature
200 °C
Flammability (solid, gas)
Not flammable
Vapour pressure
Not applicable
Relative vapour density at 20°C
Not applicable
Density
2.73 g/cm³
Solubility
Insoluble in water
Log Pow
Not applicable
Viscosity, kinematic
Not applicable
Viscosity, dynamic
Not applicable
Explosive properties
Not explosive
Oxidising properties
Oxidizer
Explosive limits
Not applicable
SECTION 10: Stability and reactivity
10.1 Reactivity
Reactivity
Stable under normal conditions but may react with strong reducing 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 reducing agents, acids, and bases.
10.6 Hazardous decomposition products
Hazardous decomposition products
Not specified
SECTION 11: Toxicological information
11.1 Information on toxicological effects
Acute toxicity
Toxic if inhaled or ingested; may cause skin and eye irritation.
Skin corrosion/irritation
Causes skin irritation.
Serious eye damage/irritation
Causes serious eye damage.
Respiratory or skin sensitisation
May cause allergic skin reactions.
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
SECTION 12: Ecological information
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
SECTION 13: Disposal considerations
13.1 Waste treatment methods
Additional Info
Dispose of contents/container in accordance with local, regional, national and international regulations.
SECTION 14: Transport information
14.1 UN number
UN-No. (ADR)
Not assigned
UN-No. (IMDG)
Not assigned
UN-No. (IATA)
Not assigned
UN-No. (ADN)
Not assigned
UN-No. (RID)
Not assigned
14.2 UN proper shipping name
Proper Shipping Name (ADR)
Silver dichromate
Proper Shipping Name (IMDG)
Silver dichromate
Proper Shipping Name (IATA)
Silver dichromate
Proper Shipping Name (ADN)
Silver dichromate
Proper Shipping Name (RID)
Silver dichromate
14.3 Transport hazard class(es)
Transport hazard class(es)
6.1
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
SECTION 15: Regulatory information
15.1 Safety, health and environmental regulations/legislation specific for the substance or mixture
15.1.1 EU-Regulations
Not specified
SECTION 16: Other Information
Disclaimer
The information provided in this Safety Data Sheet is correct to the best of our knowledge, information and belief at the date of its publication. The information is designed only as a guidance for safe handling, use, processing, storage, transportation, disposal and release and is not to be considered a guarantee or quality specification. The information relates only to the specific material designated and may not be valid for such material used in combination with any other materials or in any process, unless specified in the text.