Acetylene
Acetylene
- CAS:
- 74-86-2
- MF:
- C2H2
- MW:
- 26.04
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Company Type
Properties
- Melting point:
- -88°C
- Boiling point:
- -28°C
- Density
- 0.91
- vapor pressure
- 3.04 X 104 mmHg (~40 atmospheres) at 16.8 °C
- refractive index
- 1.00051
- Flash point:
- -18°C
- pka
- 25(at 25℃)
- Odor
- Odorless, although garlic-like or ''gassy" odor often detectable because of trace impurities
- Water Solubility
- 0.106 g/100 mL
- Dielectric constant
- 1.0217（0.0℃）
- CAS DataBase Reference
- 74-86-2(CAS DataBase Reference)
- NIST Chemistry Reference
- Acetylene(74-86-2)
- EPA Substance Registry System
- Acetylene (74-86-2)
Safety Information
- Symbol(GHS)
GHS02,GHS04
- Signal word
- Danger
- Hazard statements
- H220
- Precautionary statements
- P210-P377-P381-P403
- Hazard Codes
- F+
- Risk Statements
- 5-6-12
- Safety Statements
- 9-16-33
- RIDADR
- UN 1001
- OEL
- Ceiling: 2500 ppm (2662 mg/m3)
- Autoignition Temperature
- 305 °C
- HazardClass
- 2.1
- Hazardous Substances Data
- 74-86-2(Hazardous Substances Data)
- Toxicity
- LC in rats: 900000 ppm (Riggs)
Use
Acetylene is used in oxyacetylene flame forwelding and cutting metals; as an illuminant;as a fuel; for purifying copper, silver, andother metals; and in the manufacture ofacetic acid, acetaldehyde, and acetylides. Itis formed when calcium carbide reacts withwater. It is also obtained from cracking ofpetroleum naphtha fractions.
6 India supplier list of "Acetylene"
- Product Name:Acetylene
- Products Intro:Purity: 98% | Package: 1 kg,5 kg, 10 kg,25kg
- Company Type: Manufacturer
- Country/Region: Maharashtra,INDIA
- Product Name:Acetylene
- Products Intro:Purity: 99% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Manufacturer
- Country/Region: New Delhi,INDIA
- Product Name:Acetylene
- Products Intro:Purity: 99% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Manufacturer
- Country/Region: Tamil Nadu,INDIA
- Product Name:Acetylene Ethyne
- Company Type: Reagent
- Country/Region: Ahmedabad,INDIA
- Product Name:Acetylene
- Company Type: Reagent
- Country/Region: Vadodara,INDIA
- Product Name:Dissolved Acetylene
- Company Type: Reagent
- Country/Region: Uttar Pradesh,INDIA
- Product Name:Acetylene
- Products Intro:Purity: 99% | Package: 25KG;5KG;1KG
- Company Type: Trader
- Country/Region: CHINA
- Product Name:Acetylene
- Company Type: Service provider
- Country/Region: CHINA
- Main Products: UDDA
- Product Name:acetylene
- Company Type: Reagent
- Country/Region: CHINA
- Main Products: Gamma-butyrolactone