SAFETY DATA SHEET

Silver Powder

Version 1Last reviewed 7 October 2021Catalogue: C920, C920-1KG

1. Identification

Product Identifiers

Product Name: Silver Powder
Other Names: SILPOWDER®; Silver (metal)
Product Number(s): C920, C920-1KG
CAS Number: 7440-22-4

Recommended use of the chemical and restriction on use

Laboratory use.
Conductive filler; for industrial use only.

Company Details

ProSciTech Pty Ltd
11 Carlton Street
KIRWAN QLD 4817
Australia
(07) 4773 9444
pst@proscitech.com
proscitech.com.au

Emergency Contact Details

ProSciTech Pty Ltd
11 Carlton Street
KIRWAN QLD 4817
Australia
(07) 4773 9444
pst@proscitech.com
proscitech.com.au

2. Hazards Identification

Classification of the substance or mixture

This product is not classified as a hazardous substance or mixture according to the OSHA Hazard Communication Standard of 2012 (29 CFR 1910.1200) or the Globally Harmonized System (GHS) of chemical classification.

Label Elements

Signal Words: Danger
Hazard Statement(s): Not available.
Precautionary Statement(s): There are no precautionary statements applicable to this material. However, like all chemicals, it should be handled using appropriate care, personal protective equipment and safety precautions.

Primary route(s) of entry

Not available.

Human Health

Inhalation: Not available.
Ingestion: Not available.
Eyes: Not available.
Skin: Not available.

Environment

Not available.

3. Composition / Information on Ingredients

Name	CAS No.	Content (w/w)	Classification
Silver (metallic)	7440-22-4	100%	-

4. First Aid Measures

Ingestion: If patient is conscious, rinse particles from mouth with water; do not swallow. DO NOT induce vomiting. Never give anything by mouth to an unconscious person. Obtain immediate medical attention.
Inhalation: Remove patient to fresh air. Support breathing if required. Obtain medical treatment for dizziness, unconsciousness or irritation or difficulty in breathing.
Skin Contact: Remove contaminated clothing and wash affected area thoroughly with soap and water. Launder clothing before rewearing. Seek medical attention for prolonged skin irritation.
Eye Contact: Flush with water, including under lids, for fifteen minutes. Obtain immediate medical attention.
Other Information: No further relevant information available.

5. Firefighting Measures

Suitable extinguishing equipment

Fire: Do not use water on metal (Class D) fires.
Use only powder approved for Class D (metal) fires. Cool endangered containers with water spray.
HAZCHEM: Not available.

Special protective equipment and precautions for fire fighters

Grinding finely divided powder, particularly with strong oxidisers, may result in an explosion or fire when mixed with air in the proper proportions. Toxic metal fumes may be released in a fire situation. For fires in enclosed areas, wear selfcontained breathing apparatus and full protective gear. Do not inhale combustion gases.

6. Accidental Release Measures

Personal precautions, protective equipment and emergency procedures: Wear appropriate skin, eye and respiratory protection. Avoid contact with eyes. Avoid prolonged or repeated skin contact and breathing dust or powder. Use in a well-ventilated area. Do not eat, drink or smoke while cleaning up. Ensure adequate ventilation.
Environmental precautions: Prevent spills and rinsings from entering storm or sanitary sewers or other waterways and contact with soil.
Methods and materials for containment and clean up: Wear appropriate personal protective gear. Collect spilled material for silver recovery by vacuuming or sweeping without raising dust. Rinse spill area with water. Do not allow this material or its rinsings to enter storm or sanitary sewers or other waterways (see also Section 13).

7. Handling and Storage

Precautions for safe handling: Avoid contact with eyes. Avoid prolonged repeated skin contact and breathing mists or vapours. Use in well-ventilated area. Do not empty waste into sanitary drains.
Conditions for safe storage: Store in a cool, dry area. Use with adequate ventilation. Keep container tightly closed when not in use. Store only in the original container.

8. Exposure Controls / Personal Protection

Exposure Standards

Material	TWA ppm	TWA mg/m³	STEL ppm	STEL mg/m³
Silver (metallic)	-	0.1 mg/m3	-	0.01 mg/m3

Engineering controls: Use in well-ventilated area with local exhaust.

Personal protective equipment

Eye and face protection: Chemical splash goggles or safety glasses with side shields must be worn.
Skin protection: Wear rubber or neoprene gloves. Wear rubber apron and long sleeves to prevent skin contact. Wash hands thoroughly with soap and water after handling and before eating or smoking.
Body protection: No information available.
Respiratory protection: Wear appropriate, approved respirator when ventilation is inadequate to meet exposure limits.

9. Physical and Chemical Properties

General information

Appearance: White, lustrous metallic powder
Odour: Odorless to faint aromatic odour.
pH: Not applicable.
Vapour Pressure: Not applicable.
Density: (H2O = 1) @25 °C: 10.5 (metal).
Boiling Point: Not determined.
Melting Point: 960 °C (1760 °F).
Solubility: Insoluble in water and other common solvents.
Specific Gravity of Density: Not applicable.
Flash Point: Not applicable.
Flammable (Explosive) Limits: Not applicable.
Ignition Temperature: Not applicable.
Formula: Ag

10. Stability and Reactivity

Reactivity: Stable, non-reactive when stored and used according to recommendations.
Chemical stability: No decomposition if used according to specifications.
Possibility of hazardous reactions: None are known.
Conditions to avoid: None reported.
Incompatible materials: Strong acids, bases and oxidising agents; ammonia, acetylene and hydrogen peroxide.

11. Toxicological Information

Acute effects: No further relevant information available.
Eye contact: May cause eye irritation which is usually reversible.
Skin contact: Short-term contact produces no symptoms. Prolonged and repeated contact may cause argyria (see below.
Ingestion: May cause non-specific symptoms of gastric upset due to presence of particulate material.
Inhalation: May cause respiratory tract irritation.
Toxicity and irritation: Acute Oral Toxicity: TDLo: 330 mg/kg (rat, silver metal).
Dermal Irritation:
Prolonged exposure to high concentrations can lead to argyria, a generalized grayish pigmentation of the skin and mucous membranes. Such symptoms usually occur after at least two years of exposure. There are no systemic effects, other symptoms, or physical disabilities known to be associated with this condition.

12. Ecological Information

Ecotoxicity: Silver is one of the most toxic metals known to aquatic organisms.
Persistence and degradability: Silver is not biodegradable and is toxic to aquatic life.
Bioaccumulative potential: There is evidence to suggest bioaccumulation of silver will occur.
Other adverse effects: Mobility in soil: Accidental spillage may lead to penetration in the soil and groundwater. Improper handling and disposal of this material may cause environmental damage.

13. Disposal Considerations

General information

Disposal of this material is subject to user compliance with applicable laws and regulations and consideration of product characteristics at time of disposal.

14. Transport Information

ADG label required

HAZCHEM: Not available.
UN Number: None.
Proper shipping name: Not regulated.
Transport hazard class: 0
Packing group: None.
Environmental hazard: No information available.
Special precautions for users: No information available.
Additional information: No information available.

15. Regulatory Information

Poisons Schedule Number: No data available to allocate a Poison Schedu
Other Information: No further relevant information available.

16. Other Information

SDS preparation date: 7 October 2021
Comments: This information is based on our present knowledge. However, this shall not constitute a guarantee for any specific product features and shall not establish a legally valid contractual relationship.