Chromium nitrate is an inorganic compound, chemical formula Cr (NOthree)threeIt is mainly used to manufacture chrome containing catalyst, glass, ceramic glaze, and can also be used as mordant and corrosion inhibitor for printing and dyeing fabrics.
On October 27, 2017, the list of carcinogens published by the International Agency for Research on Cancer of the World Health Organization (WHO) was preliminarily sorted out for reference, and chromium (III) compounds were included in the list of three types of carcinogens.[1]
It is mainly used in the manufacture of chromium containing catalyst, glass, ceramic glaze, as well as mordant and corrosion inhibitor for printing and dyeing fabrics.
First aid measures
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Skin contact: Take off contaminated clothes immediately, and wash with plenty of flowing water for at least 15 minutes.Get medical attention.
Eye contact: immediately lift the eyelid, and thoroughly flush it with a large amount of flowing water or physiological saline for at least 15 minutes.Get medical attention.
Inhalation: quickly leave the site to a place with fresh air.Keep the respiratory tract unobstructed.If breathing is difficult, give oxygen.If breathing stops, perform artificial respiration immediately.Get medical attention.
Ingestion: Rinse with water and drink milk or egg white.Get medical attention.
Fire fighting measures
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Hazard characteristics: It may cause combustion and explosion when contacting or mixing with organic substances, reducing agents, combustibles such as sulfur, phosphorus, etc.High toxic smoke will be released in case of high thermal decomposition.
Hazardous combustion products: nitrogen oxides.
Extinguishing method: firefighters must wear full body fire and gas protective clothing and extinguish the fire upwind.When putting out a fire, try to move the container from the fire site to an open place.Then select appropriate extinguishing agent to extinguish the fire according to the cause of fire.
Leakage emergency treatment
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Isolate the leakage contaminated area and restrict access.Cut off the ignition source.It is recommended that emergency personnel wear dust masks and gas suits.Do not touch the leakage directly.
Small amount of leakage: cover with dry sand, vermiculite or other inert materials.Collect in a closed container with a clean shovel.
Large amount of leakage: collect and recycle or transport to waste disposal site for disposal.
Handling and storage
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Precautions for operation: closed operation, providing sufficient local ventilation.Prevent dust from releasing into the workshop air.Operators must be specially trained and strictly abide by the operating procedures.It is recommended that operators wear dust masks (full face masks), one-piece adhesive tape gas jackets and rubber gloves.Keep away from kindling and heat sources, and smoking is strictly prohibited in the workplace.Keep away from flammable and combustible materials.Avoid dust generation.Avoid contact with reducing agent.Fire fighting equipment and leakage emergency treatment equipment of corresponding types and quantities shall be provided.Empty containers may leave harmful substances.
Precautions for storage: store in a cool and ventilated warehouse.Keep away from kindling and heat sources.Protect from direct sunlight.Packing and sealing.It shall be stored separately from reducing agents, combustible materials and edible chemicals, and mixed storage is strictly prohibited.Equip with corresponding types and quantities of fire-fighting equipment.The storage area shall be equipped with appropriate materials to contain leakage.
security information
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Safety terminology
S17：Keep away from combustible material.
Keep away from combustible materials.
S26：In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
After eye contact, immediately flush with plenty of water and seek medical advice.
S36：Wear suitable protective clothing.
Wear appropriate protective clothing.
Risk terminology
R8：Contact with combustible material may cause fire.
Contact with combustible materials may cause fire.
