ICSC 1547 - 1,4-NAPHTHOQUINONE

« back to the search result list

1,4-NAPHTHOQUINONE	ICSC: 1547 (October 2004)
1,4-Dihydro-1,4-naphthalenedione 1,4-Naphthalenedione 1,4-Dihydro-1,4-diketonaphthalene

CAS #: 130-15-4

UN #: 2811

EC Number: 204-977-6

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Combustible. Gives off irritating or toxic fumes (or gases) in a fire.	NO open flames.	Use water spray, powder, foam, carbon dioxide.

PREVENT DISPERSION OF DUST!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Cough. Sore throat. Burning sensation.	Use local exhaust or breathing protection.	Fresh air, rest. Refer for medical attention.
Skin	Redness. Burning sensation. Pain.	Protective gloves.	Remove contaminated clothes. Rinse skin with plenty of water or shower. Refer for medical attention .
Eyes	Redness. Pain. Blurred vision.	Wear face shield 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	Abdominal pain. Nausea. Vomiting.	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!). Give a slurry of activated charcoal in water to drink. Refer for medical attention .

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. Carefully collect remainder. Then store and dispose of according to local regulations.	According to UN GHS Criteria Transportation UN Classification UN Hazard Class: 6.1; UN Pack Group: III
STORAGE
Well closed.
PACKAGING

1,4-NAPHTHOQUINONE

ICSC: 1547

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance YELLOW CRYSTALS OR FLAKES WITH PUNGENT ODOUR. Physical dangers No data. Chemical dangers Decomposes on burning. This produces toxic fumes.	Formula: C₁₀H₆O₂ Molecular mass: 158.15 Sublimation point: >100°C Melting point: 126°C Density: 1.4 g/cm³ Solubility in water, g/100ml at 25°C: 0.35 Vapour pressure, Pa at 50°C: 2.6 Relative vapour density (air = 1): 5.5 Octanol/water partition coefficient as log Pow: 1.8

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
YELLOW CRYSTALS OR FLAKES WITH PUNGENT ODOUR.

Physical dangers
No data.

Chemical dangers
Decomposes on burning. This produces toxic fumes.

Formula: C₁₀H₆O₂
Molecular mass: 158.15
Sublimation point: >100°C
Melting point: 126°C
Density: 1.4 g/cm³
Solubility in water, g/100ml at 25°C: 0.35
Vapour pressure, Pa at 50°C: 2.6
Relative vapour density (air = 1): 5.5
Octanol/water partition coefficient as log Pow: 1.8

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation and by ingestion. Effects of short-term exposure The substance is severely irritating to the eyes and skin. The substance is irritating to the respiratory tract.	Inhalation risk A harmful concentration of airborne particles can be reached quickly when dispersed. Effects of long-term or repeated exposure Repeated or prolonged contact with skin may cause dermatitis.

EXPOSURE & HEALTH EFFECTS

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

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

Inhalation risk
A harmful concentration of airborne particles can be reached quickly when dispersed.

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

OCCUPATIONAL EXPOSURE LIMITS

ENVIRONMENT
The substance is very toxic to aquatic organisms.

NOTES

ADDITIONAL INFORMATION

EC Classification

All rights reserved. The published material is being distributed without warranty of any kind, either expressed or implied. Neither ILO nor WHO nor the European Commission shall be responsible for the interpretation and use of the information contained in this material.