ICSC 1122 - 2,4,6-TRICHLOROPHENOL

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2,4,6-TRICHLOROPHENOL	ICSC: 1122 (November 2019)
2,4,6-TCP

CAS #: 88-06-2

UN #: 2020

EC Number: 201-795-9

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Combustible. Gives off irritating or toxic fumes (or gases) in a fire.		Use foam, dry powder, carbon dioxide.

PREVENT DISPERSION OF DUST!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Cough. Sore throat.	Use ventilation (not if powder), local exhaust or breathing protection.	Fresh air, rest.
Skin	Redness. Pain.	Protective gloves. Protective clothing.	Remove contaminated clothes. To remove substance use polyethylene glycol 300 or vegetable oil. Rinse and then wash skin with water and soap.
Eyes	Redness. Pain.	Wear safety goggles or face shield.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.
Ingestion	Vomiting. Burning sensation. Diarrhoea.	Do not eat, drink, or smoke during work.	Rinse mouth. Do NOT induce vomiting. Refer for medical attention .

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Personal protection: filter respirator for organic gases and particulates adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into covered sealable 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 Harmful if swallowed Causes skin irritation Causes serious eye irritation May cause respiratory irritation Suspected of causing cancer Very toxic to aquatic life Transportation UN Classification UN Hazard Class: 6.1; UN Pack Group: III
STORAGE
Provision to contain effluent from fire extinguishing. Separated from strong oxidants and food and feedstuffs. Well closed. Store in an area without drain or sewer access.
PACKAGING
Do not transport with food and feedstuffs. Marine pollutant.

2,4,6-TRICHLOROPHENOL

ICSC: 1122

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance COLOURLESS-TO-YELLOW CRYSTALS WITH CHARACTERISTIC ODOUR. Physical dangers Chemical dangers Decomposes on heating. This produces toxic and corrosive fumes including hydrogen chloride and chlorine. Reacts with strong oxidants.	Formula: C₆H₃Cl₃O / C₆H₂Cl₃OH Molecular mass: 197.5 Boiling point: 246°C Melting point: 69°C Density (at 25°C): 1.7 g/cm³ Solubility in water, g/l at 20°C: 0.8 (very poor) Vapour pressure, Pa at 76.5°C: 133 Flash point: 99°C c.c. Octanol/water partition coefficient as log Pow: 3.7

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS-TO-YELLOW CRYSTALS WITH CHARACTERISTIC ODOUR.

Physical dangers

Chemical dangers
Decomposes on heating. This produces toxic and corrosive fumes including hydrogen chloride and chlorine. Reacts with strong oxidants.

Formula: C₆H₃Cl₃O / C₆H₂Cl₃OH
Molecular mass: 197.5
Boiling point: 246°C
Melting point: 69°C
Density (at 25°C): 1.7 g/cm³
Solubility in water, g/l at 20°C: 0.8 (very poor)
Vapour pressure, Pa at 76.5°C: 133
Flash point: 99°C c.c.
Octanol/water partition coefficient as log Pow: 3.7

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body through the skin and by ingestion. Effects of short-term exposure The substance is severely irritating to the eyes, skin and respiratory tract.	Inhalation risk No indication can be given about the rate at which a harmful concentration of this substance in the air is reached when dispersed. Effects of long-term or repeated exposure Repeated or prolonged contact with skin may cause dermatitis including chloracne. The substance may have effects on the liver. This may result in impaired functions. This substance is possibly carcinogenic to humans. Tumours have been detected in experimental animals but may not be relevant to humans.

EXPOSURE & HEALTH EFFECTS

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

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

Inhalation risk
No indication can be given about the rate at which a harmful concentration of this substance in the air is reached when dispersed.

Effects of long-term or repeated exposure
Repeated or prolonged contact with skin may cause dermatitis including chloracne. The substance may have effects on the liver. This may result in impaired functions. This substance is possibly carcinogenic to humans. Tumours have been detected in experimental animals but may not be relevant to humans.

OCCUPATIONAL EXPOSURE LIMITS

ENVIRONMENT
The substance is very toxic to aquatic organisms. This substance does enter the environment under normal use. Great care, however, should be taken to avoid any additional release, for example through inappropriate disposal.

NOTES
Some technical products may contain highly toxic impurities including polychlorinated dibenzo-p-dioxins and furans. See ICSCs 0588, 0589, 0590 and 879.

ADDITIONAL INFORMATION

EC Classification
H302; H315; H319; H351; H400; H410

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