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SILVERICSC: 0810
Argentium
C.I. 77820
November 2019
CAS #: 7440-22-4
UN #: 3077 (n.o.s.)
EC Number: 231-131-3

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Not combustible. See Notes.        In case of fire in the surroundings: all extinguishing agents allowed.   

 PREVENT DISPERSION OF DUST!  
  SYMPTOMS PREVENTION FIRST AID
Inhalation Cough. Sore throat.  Use local exhaust or breathing protection.  Fresh air, rest. 
Skin   Protective gloves.  Rinse and then wash skin with water and soap. 
Eyes Redness. Pain.  Wear safety spectacles or eye protection in combination with breathing protection if powder.  Rinse with plenty of water (remove contact lenses if easily possible). 
Ingestion See Inhalation.  Do not eat, drink, or smoke during work.  Give one or two glasses of water to drink. 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Collect the spilled substance into containers. Then store and dispose of according to local regulations. Do NOT let this chemical enter the environment. 

According to UN GHS Criteria

enviro;aqua
WARNING
Very toxic to aquatic life with long lasting effects 

Transportation
UN Classification
UN Hazard Class: 9; UN Pack Group: III 

STORAGE
Separated from : see Chemical Dangers. Store only in original packaging. Store in an area without drain or sewer access. 
PACKAGING
 
SILVER ICSC: 0810
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
WHITE METAL. 

Physical dangers
Dust explosion possible if in powder or granular form, mixed with air. 

Chemical dangers
See Notes. Reacts with many other substances. This generates fire and explosion hazard. Consult your supplier. 

Formula: Ag
Atomic mass: 107.9
Boiling point: 2212°C
Melting point: 962°C
Relative density (water = 1): 10.5
Solubility in water, g/100ml: <0.01 (practically insoluble) 


EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation and by ingestion. 

Effects of short-term exposure
May cause mechanical irritation to the eyes and respiratory tract. 

Inhalation risk
No indication can be given whether a harmful concentration in the air will be reached. 

Effects of long-term or repeated exposure
The substance may cause a grey-blue discolouration of the eyes, nose, throat and skin (argyria/argyrosis). 


OCCUPATIONAL EXPOSURE LIMITS
TLV: 0.1 mg/m3, as TWA.
MAK: (inhalable fraction): 0.1 mg/m3; peak limitation category: II(8); pregnancy risk group: D.
EU-OEL: 0.1 mg/m3 as TWA 

ENVIRONMENT
The substance is very toxic to aquatic organisms. The substance may cause long-term effects in the aquatic environment. It is strongly advised not to let the chemical enter into the environment. 

NOTES
Finely divided silver can be combustible and reactive; in its bulk form silver is stable and non-combustible.
There are insufficient data to assess the hazards of this substance in its nanoform (< 100 nm). Therefore the utmost care must be taken when using the substance. Consult your supplier. 

ADDITIONAL INFORMATION
  EC Classification
 

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