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FLUORESCENT BRIGHTENER 220ICSC: 1683
October 2006
CAS #: 16470-24-9C.I. Fluorescent brightener 220
See notes
EINECS #: 240-521-2

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Not combustible. Gives off irritating or toxic fumes (or gases) in a fire.        In case of fire in the surroundings, use appropriate extinguishing media.   

   
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation   Use local exhaust. Use breathing protection.  Fresh air, rest. 
Skin   Protective gloves.  Rinse and then wash skin with water and soap. 
Eyes Redness.  Wear safety goggles.  Rinse with plenty of water for several minutes (remove contact lenses if easily possible). 
Ingestion   Do not eat, drink, or smoke during work.  Rinse mouth. 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Personal protection: protective gloves. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
 
PACKAGING
 
FLUORESCENT BRIGHTENER 220 ICSC: 1683
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
WHITE-TO-YELLOW POWDER. 

Physical dangers
 

Chemical dangers
Decomposes on heating and on burning. This produces toxic and corrosive gases including nitrogen oxides and sulfur oxides. 

Formula: C40H44N12O16S4.4Na
Molecular mass: 1128
Decomposes at ~330°C
Melting point: >300°C
Solubility in water, g/100ml at 20°C: 15 (good)
Octanol/water partition coefficient as log Pow: -2.8  


EXPOSURE & HEALTH EFFECTS

Routes of exposure
 

Effects of short-term exposure
The substance is mildly irritating to the eyes. 

Inhalation risk
A nuisance-causing concentration of airborne particles can be reached quickly when dispersed, especially if powdered. 

Effects of long-term or repeated exposure
 


Occupational exposure limits
 

ENVIRONMENT
 

NOTES
The full IUPAC name is tetrasodium 4,4'-bis((4-(bis(2-hydroxyethyl)amino)-6-(4-sulphonatoanilino)-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulphonate. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations
       Fluorescent brightener 220 (SIDS)