ICSC 0894 - GUANIDINE HYDROCHLORIDE

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GUANIDINE HYDROCHLORIDE	ICSC: 0894 (April 2000)
Aminoformamidine hydrochloride Aminomethanamidine hydrochloride Carbamidine hydrochloride Iminourea hydrochloride

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

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

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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