Description
Product Name: Sulfur Dioxide SO2 Gas
CAS : 7446-9-5
Purity: 3N~5N
Product specifications: 4L/8L/10L/40L/47L/50L/ T- Drum
Product form: Sulfur Dioxide SO2 Gas
Main use: Sulfur Dioxide (SO2) is used in the manufacture of sulfuric acid and as a preservative.
Availability : In Stock
What is Sulfur Dioxide (SO2) ?
Sulfur dioxide (SO2) is a colorless, toxic gas with a pungent, irritating odor. It’s produced by burning sulfur-containing fuels like coal and oil, and by smelting sulfur-containing ores. SO2 is a major air pollutant that can harm human health and the environment.
Certificate of Analysis
| Component | Unit | Specification |
| SO2 | % | ≥99.999 |
| H2 | ppm | ≤0.50 |
| O2+Ar | ppm | ≤1.00 |
| N2 | ppm | ≤4.00 |
| CH4 | ppm | ≤0.50 |
| CO | ppm | ≤0.50 |
| CO2 | ppm | ≤1.00 |
| H2S | ppm | ≤0.50 |
| COS | ppm | ≤1.00 |
| CS2 | ppm | ≤1.00 |
| C2H4 | ppm | ≤0.50 |
| C3H8 | ppm | ≤0.50 |
| n-C4H10 | ppm | ≤0.50 |
| i-C4H10 | ppm | ≤0.50 |
| H2O | ppm | ≤2.00 |
| Fe | ppm | ≤0.50 |
| Ni | ppm | ≤0.50 |
NOTE : For other grade 99.9% and 99.99% , dont hesitate to call or contact tao.hu@asiaisotope.com for more technical details.
We are profressional to offer Sulfur dioxide (SO2) Gas to the market over the past years, gaining their trust ranging from its quality / price / delivery. We know each parameters of product, to solve their questions on site , and pursuit to continue serving clients better.
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What are applications of Sulfur Dioxide (SO2) ?
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Sulfuric Acid Production:SO2 is a crucial intermediate in the production of sulfuric acid (H2SO4), a vital component in various industrial processes.
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Chemical Manufacturing:It’s used in the synthesis of other chemicals and as a reagent in various chemical reactions.
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Pulp and Paper Industry:SO2 is used in the sulfite process to break down wood into pulp for paper production.
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Petroleum Refining:SO2 can be used in the purification of petroleum products.
- Preservative and Antioxidant: SO2, and its related sulfites, are used to inhibit microbial growth (bacteria, yeast, and mold) and prevent oxidation, which causes browning in dried fruits and discoloration in wines.
- Bleaching Agent: SO2 can act as a bleaching agent in some food processing applications.
- Bleaching Agent: SO2 is used to bleach straw and textiles.
- Disinfectant: It can be used as a disinfectant in breweries and food factories.
- Refrigerant: SO2 has historically been used as a refrigerant.
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