Barium carbonate powder
2024-02-04
Name: Barium carbonate powder
CAS number: 513-77-9
Molecular formula: BaCO3
Molecular weight: 197.337
Melting_ Point 1740 ℃
Relative Density 4.43
Solubility is almost insoluble in water, insoluble in alcohol, and soluble in acid and ammonium chloride solutions
The industrial product is a white powder.
Barium carbonate, with the molecular formula BaCO3 and a molecular weight of 197.34.
Inorganic compounds, white powder, insoluble in water, easily soluble in strong acids. Toxic and widely used.
CAS number: 513-77-9
Molecular formula: BaCO3
Molecular weight: 197.337
Melting_ Point 1740 ℃
Relative Density 4.43
Solubility is almost insoluble in water, insoluble in alcohol, and soluble in acid and ammonium chloride solutions
The industrial product is a white powder.
Barium carbonate, with the molecular formula BaCO3 and a molecular weight of 197.34.
Inorganic compounds, white powder, insoluble in water, easily soluble in strong acids. Toxic and widely used.
C. I. Pigment white 10; Barium carbonate; Precipitation of barium carbonate; Poisonous heavy stone; Nano barium carbonate; High purity barium carbonate; High purity barium carbonate BC-16; Barium carbonate (1:1); Granular barium carbonate; Barium carbonate ore
Storage method
Storage precautions: Store in a cool and ventilated warehouse. Stay away from sparks and heat sources. Packaging sealing. It should be stored separately from acids and edible chemicals, and mixed storage should be avoided. The storage area should be equipped with appropriate materials to contain leaked materials.
Storage precautions: Store in a cool and ventilated warehouse. Stay away from sparks and heat sources. Packaging sealing. It should be stored separately from acids and edible chemicals, and mixed storage should be avoided. The storage area should be equipped with appropriate materials to contain leaked materials.
Main uses
1. Mainly used for producing PTC thermosensitive electronic components, manufacturing chip based components, semiconductor capacitors, etc.
2. Analyze iron in calcium, magnesium, manganese, and zinc, and measure halogens in organic matter. Used in the production of barium salts, pigments, fireworks and signal flares, optical glass, rodenticides, ceramics, and as fillers and water clarifying agents.
3. Used as a raw material in the electronics industry, for the preparation of capacitors, PTC electronic components, positive temperature coefficient thermistors, etc.
4. Used as analytical reagents, in the preparation of fireworks and signal bomb fuels, as auxiliary materials for ceramic coatings and optical glass. 5. Used to treat excess sulfate ions in chromium plating electrolytes, as well as in white passivation solutions for galvanized coatings, and can also be used to treat chromium containing wastewater.
6. Used as analytical reagents, water purifiers, rodenticides, and barium salts, as well as in the electronics, instrumentation, and metallurgical industries.
1. Mainly used for producing PTC thermosensitive electronic components, manufacturing chip based components, semiconductor capacitors, etc.
2. Analyze iron in calcium, magnesium, manganese, and zinc, and measure halogens in organic matter. Used in the production of barium salts, pigments, fireworks and signal flares, optical glass, rodenticides, ceramics, and as fillers and water clarifying agents.
3. Used as a raw material in the electronics industry, for the preparation of capacitors, PTC electronic components, positive temperature coefficient thermistors, etc.
4. Used as analytical reagents, in the preparation of fireworks and signal bomb fuels, as auxiliary materials for ceramic coatings and optical glass. 5. Used to treat excess sulfate ions in chromium plating electrolytes, as well as in white passivation solutions for galvanized coatings, and can also be used to treat chromium containing wastewater.
6. Used as analytical reagents, water purifiers, rodenticides, and barium salts, as well as in the electronics, instrumentation, and metallurgical industries.
security information
Risk terminology
R22: Harmful if swallowed Harmful if swallowed.
Security terminology
S24/25: Avoid contact with skin and eyes.
System number
CAS number: 513-77-9
MDL number: MFCD00003448
EINECS number: 208-167-3
RTECS number: CQ8600000
BRN number: 7045119
PubChem number: 24852112
Risk terminology
R22: Harmful if swallowed Harmful if swallowed.
Security terminology
S24/25: Avoid contact with skin and eyes.
System number
CAS number: 513-77-9
MDL number: MFCD00003448
EINECS number: 208-167-3
RTECS number: CQ8600000
BRN number: 7045119
PubChem number: 24852112
toxicology data
1. Acute toxicity LD50: 418mg/kg (orally administered to rats); 200mg/kg (orally administered to mice)
2. There is currently no data on irritancy
3. Subacute and chronic toxicity rats inhale barium carbonate dust for one month, resulting in increased blood pressure, changes in red and white blood cell numbers, weight loss, as well as reproductive and embryonic toxicity
1. Acute toxicity LD50: 418mg/kg (orally administered to rats); 200mg/kg (orally administered to mice)
2. There is currently no data on irritancy
3. Subacute and chronic toxicity rats inhale barium carbonate dust for one month, resulting in increased blood pressure, changes in red and white blood cell numbers, weight loss, as well as reproductive and embryonic toxicity
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