Calcium carbide
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Calcium carbide
structure -
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CAS No:
75-20-7
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Formula:
C2Ca
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Chemical Name:
Calcium carbide
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Synonyms:
Calcium carbide (Ca(C2));Acetylenogen;Calcium acetylide (Ca(C2));Calcium dicarbide;Calcium carbide;Calcium acetylide;Ethyne,calcium deriv.;12192-35-7;761337-30-8;195068-68-9;261780-86-3
- Categories:
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CAS No:
Characteristics
0.16260
Gray-black pieces
2.22 g/cm3
2300 °C
138-140 °C @ Press: 3 Torr
HYDROLYSES
water-free area
Safety Information
II
4.3
UN 1402 4.3/PG 2
1
R15
8-43-43A
F:Flammable
Stability Reacts violently with water liberating highly flammable gas (acetylene). Do not use water if this material is involved in a fire. Incompatible with moisture, water, strong oxidizing agents, alcohols, hydrogen chloride, magnesium.
P223-P231 + P232-P261-P280-P370 + P378-P422
H260-H315-H318-H335
Calcium carbide Use and Manufacturing
Generating acetylene gas for lighting purposes (1 kg of carbide yields ~300 liters acetylene); as reducing agent, e.g., for direct reduction of copper sulfide to metallic copper; signal fires for marine service; manufacture of calcium, iron, alloys, lampblack, cyanamide; welding and cutting metals.
Price Analysis
- Data: 2025-04-08
- Price: 2733.33Yuan/mt
- Change: 0
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