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GUANIDINE HYDROCHLORIDEICSC: 0894
Aminoformamidine hydrochloride
Aminomethanamidine hydrochloride
Carbamidine hydrochloride
Iminourea hydrochloride
April 2000
CAS #: 50-01-1
EC Number: 200-002-3

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible.    NO open flames.    Use foam, powder.   

 PREVENT DISPERSION OF DUST!  
  SYMPTOMS PREVENTION FIRST AID
Inhalation Cough.  Use local exhaust or breathing protection.  Fresh air, rest. 
Skin Redness.  Protective gloves. Protective clothing.  Rinse skin with plenty of water or shower. 
Eyes Redness. Pain.  Wear safety goggles or eye protection in combination with breathing protection.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion Diarrhoea.  Do not eat, drink, or smoke during work.  Rinse mouth. Give one or two glasses of water to drink. Induce vomiting (ONLY IN CONSCIOUS PERSONS!). 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Wash away remainder with plenty of water. Personal protection: P2 filter respirator for harmful particles. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Well closed. Dry. 
PACKAGING
 
GUANIDINE HYDROCHLORIDE ICSC: 0894
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
HYGROSCOPIC CRYSTALLINE POWDER. 

Physical dangers
 

Chemical dangers
On combustion, forms toxic and corrosive fumes including hydrogen chloride and nitrogen oxides. The solution in water is a weak acid. 

Formula: CH6ClN3 / CH5N3.ClH
Molecular mass: 95.5
Melting point: 178-185°C
Density: 1.3 g/cm³
Solubility in water, g/100ml at 20°C: 215
Octanol/water partition coefficient as log Pow: -1.7  


EXPOSURE & HEALTH EFFECTS

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

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

Inhalation risk
Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly when dispersed. 

Effects of long-term or repeated exposure
 


OCCUPATIONAL EXPOSURE LIMITS
 

ENVIRONMENT
 

NOTES
Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken. 

ADDITIONAL INFORMATION
  EC Classification
Symbol: Xn; R: 22-36/38; S: (2)-22 

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    See Also:
       Toxicological Abbreviations