

Sulfur dioxide
Price:Negotiable
Contact Info
- Add:Zibo New Material Trading Center, Zhangdian District, Zibo City, Shandong Province, China, Zip: 255000
- Contact: Manager Xing
- Tel:+86-533-6208166 +86-13964396037
- Email:sales@sdkstone.com
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Description
Additional Information
Product name | Sulfur dioxide |
Molecular formula | SO2 |
Molecular weight | 64.0638 |
CAS NO | 7446-09-5 |
Properties | Sulfur dioxide gas is a colorless, highly irritating odor with a choking gas. In the standard state, the gas density is 2.9266kg/m3, liquefaction temperature -10.09 ℃. 157.26 deg.] C critical temperature, critical pressure 7.795MPa, critical density 0.516g / cm3. Dioxide soluble in water, a medium dissolved gas, acidic aqueous solution, the solubility of sulfur dioxide in sulfuric acid with increasing sulfuric acid concentration decreases. |
Uses | Liquid Sulfur Dioxide Main Uses Preparation of chemicals and pharmaceuticals for the preparation of bisulfite, such as sodium bisulfite, as a paper mill bleach. |
Executive standard | GB/T 3637-1993 |
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