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Sulfur Dioxide, SO2 Industrial Gas
Product Description
Sulfur dioxide (SO₂) is a colorless liquefied gas with a pungent odor. Dry gas is non-corrosive. Sulfur dioxide can be produced in a variety of ways, such as the combustion of sulfur or pyrite; or, as a by-product of smelter operations. It can also be prepared by the reaction of an acid with a metal sulfide, or by the direct action of sulfuric acid with a metal such as copper.
CAS No. | 7446-09-5 |
UN No. | 1079 |
EINECS No. | 231-195-2 |
Molecular weight | 64.07 |
Appearance | colorless, pungent odor |
Melting point | -75.5 ℃ |
Boiling point | -10 ℃ |
Density | 2.9275 kg/m³ |
DOT Class | 2.3 & 8 |
Label | Toxic Gas, Corrosives |
Application:
Sulfur dioxide is used to make sulfites, bisulfites and sulfuric acid.
Other applications include: shielding gas in magnesium foundries;
As bleach; disinfection and fumigation;
As a component of ambient calibration gas; automotive exhaust monitoring;
As a refrigerant; in laboratory studies of corrosion problems; removal of excess chlorine; preparation of chrome leather tanning; and as a solvent.
Our company has industrial gases For Sale, if necessary, click to contact us.

| Registration Date | 2022/07/12(Year/Month/Date) |
|---|---|
| Buyer / Seller in EC21 | Seller |
| Business Type | Manufacturer |
| Year established | 2012 |
| Employees total | 101 - 500 |
| Annual revenue | USD 2,000,001 - 5,000,000 |
| Company | Chengdu Taiyu Industrial Gases Co., Ltd |
|---|---|
| Address | Room 1104, 4th Building, Stage IIShudu Center Building, High-Tech ZoneChengduSichuan610106China |
| Phone | 86 - 028 - 88465234 |
| Fax | 86 - 028 - 88455212 |
| Homepage | http://www.taiyugas.com |
| Contact | Panda Chen |