ICSC 1518 - DHTDMAC (with 15% Isopropanol)

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DHTDMAC (with 15% Isopropanol)

ICSC: 1518
_{April 2004}

Dihydrogenated tallow dimethyl ammonium chloride
1-Octadecanaminium, N,N-dimethyl-N-octadecyl chloride
Quarternary ammonium compound, bis(hydrogenated tallow alkyl) dimethyl chloride

CAS No: 61789-80-8
RTECS No: UZ2997000

ca. C_36.4H_76.8NCl
Molecular mass: ca. 567-573

TYPES OF HAZARD / EXPOSURE	ACUTE HAZARDS / SYMPTOMS	PREVENTION	FIRE FIGHTING
FIRE	Flammable.	NO open flames, NO sparks, and NO smoking.	Alcohol-resistant foam carbon dioxide powder water spray.
EXPLOSION	Above 25°C explosive vapour/air mixtures may be formed.	Above 25°C use a closed system, ventilation, and explosion-proof electrical equipment.	In case of fire: keep drums, etc., cool by spraying with water.

EXPOSURE
Inhalation		Ventilation.	Fresh air, rest.
Skin	Redness. Pain.	Protective gloves.	Remove contaminated clothes. Rinse skin with plenty of water or shower.
Eyes	Redness. Pain.	Safety spectacles.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion	Burning sensation in the throat and chest.	Do not eat, drink, or smoke during work.	Rinse mouth. Do NOT induce vomiting. Give plenty of water to drink. Refer for medical attention.

SPILLAGE DISPOSAL	PACKAGING & LABELLING
Collect the spilled substance into containers. Do NOT let this chemical enter the environment.

EMERGENCY RESPONSE	STORAGE
	Fireproof.

IMPORTANT DATA
Physical State; Appearance COLOURLESS TO WHITE PASTE. Chemical dangers The substance decomposes on heating producing toxic and corrosive fumes. Occupational exposure limits TLV not established. MAK not established.	Inhalation risk A harmful contamination of the air will will not or will only very slowly be reached on evaporation of this substance at 20°C. Effects of short-term exposure The substance is severely irritating to the eyes. The substance is irritating to the skin.

PHYSICAL PROPERTIES	ENVIRONMENTAL DATA
Boiling point (decomposes): 135°C Melting point: 30-45°C Relative density (water = 1): 0.87 Solubility in water, g/100 ml at 25°C: 10 Vapour pressure, kPa at 50°C: 17 Flash point: 25°C Auto-ignition temperature: 385°C Explosive limits, vol% in air: 2-13 Octanol/water partition coefficient as log Pow: 3.8	The substance is toxic to aquatic organisms.

NOTES

The recommendations on this Card do not apply to the powder form.
In addition see ICSC 0554 Isopropanol.

IPCS
International
Programme on
Chemical Safety

Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2004

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Updated by AS. Approved by EC. Last update: 05.07.2004