ICSC 0791 - DIPHENYL ETHER

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DIPHENYL ETHER	ICSC: 0791 (April 2014)
Diphenyl oxide Phenoxybenzene 1,1'-Oxybis(benzene) Phenyl ether

CAS #: 101-84-8

UN #: 3077

EC Number: 202-981-2

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


	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Sore throat. Cough.	Use ventilation. Use local exhaust.	Fresh air, rest.
Skin	Redness.	Protective gloves.	Remove contaminated clothes. Rinse and then wash skin with water and soap.
Eyes	Redness. Pain.	Wear safety spectacles.	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
Do NOT let this chemical enter the environment. Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent. If solid: sweep spilled substance into containers. If appropriate, moisten first to prevent dusting. Then store and dispose of according to local regulations.	According to UN GHS Criteria May be harmful if swallowed Causes mild skin irritation Causes eye irritation Very toxic to aquatic life with long lasting effects Transportation UN Classification UN Hazard Class: 9; UN Pack Group: III
STORAGE
Separated from strong oxidants. Store in an area without drain or sewer access. Provision to contain effluent from fire extinguishing.
PACKAGING
Marine pollutant.

DIPHENYL ETHER

ICSC: 0791

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance COLOURLESS LIQUID OR CRYSTALS WITH CHARACTERISTIC ODOUR. Physical dangers Chemical dangers Reacts with strong oxidants. The substance can form explosive peroxides on exposure to air.	Formula: C₁₂H₁₀O / C₆H₅OC₆H₅ Molecular mass: 170.2 Boiling point: 257°C Melting point: 28°C Relative density (water = 1): 1.08 Solubility in water, g/100ml: 0.002 (very poor) Vapour pressure, Pa at 25°C: 2.7 Relative vapour density (air = 1): 5.9 Relative density of the vapour/air-mixture at 20°C (air = 1): 1.00 Flash point: 115°C c.c. Auto-ignition temperature: 610°C Explosive limits, vol% in air: 0.8-15 Octanol/water partition coefficient as log Pow: 4.21

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS LIQUID OR CRYSTALS WITH CHARACTERISTIC ODOUR.

Physical dangers

Chemical dangers
Reacts with strong oxidants. The substance can form explosive peroxides on exposure to air.

Formula: C₁₂H₁₀O / C₆H₅OC₆H₅
Molecular mass: 170.2
Boiling point: 257°C
Melting point: 28°C
Relative density (water = 1): 1.08
Solubility in water, g/100ml: 0.002 (very poor)
Vapour pressure, Pa at 25°C: 2.7
Relative vapour density (air = 1): 5.9
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.00
Flash point: 115°C c.c.
Auto-ignition temperature: 610°C
Explosive limits, vol% in air: 0.8-15
Octanol/water partition coefficient as log Pow: 4.21

EXPOSURE & HEALTH EFFECTS
Routes of exposure Effects of short-term exposure The substance is mildly irritating to the eyes, skin and upper respiratory tract.	Inhalation risk A harmful contamination of the air will not or will only very slowly be reached on evaporation of this substance at 20°C. Effects of long-term or repeated exposure Repeated or prolonged contact with skin may cause dermatitis.

EXPOSURE & HEALTH EFFECTS

Routes of exposure

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

Inhalation risk
A harmful contamination of the air will not or will only very slowly be reached on evaporation of this substance at 20°C.

Effects of long-term or repeated exposure
Repeated or prolonged contact with skin may cause dermatitis.

OCCUPATIONAL EXPOSURE LIMITS
TLV: 1 ppm as TWA; 2 ppm as STEL. MAK: 7.1 mg/m³, 1 ppm; peak limitation category: I(1); pregnancy risk group: C. EU-OEL: 7 mg/m³, 1 ppm as TWA; 14 mg/m³, 2 ppm as STEL

ENVIRONMENT
The substance is very toxic to aquatic organisms. Bioaccumulation of this chemical may occur in fish. It is strongly advised not to let the chemical enter into the environment.

NOTES
Health effects of exposure to the substance have not been investigated adequately.

ADDITIONAL INFORMATION

EC Classification

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