295698

二酸化硫黄

≥99.9%

• 別名: Sulfurous anhydride, Sulfurous oxide, Sulphur dioxide
• 化学式: SO₂
• CAS番号: 7446-09-5
• 分子量: 64.06
• Beilstein: 3535237
• EC Number: 231-195-2
• MDL番号: MFCD00011450
• UNSPSCコード: 12142100
• PubChem Substance ID: 24857804
• NACRES: NA.22
• アッセイ: ≥99.9%

特性

• 蒸気密度: 2.26 (21 °C, vs air)
• 品質水準: 200
• 蒸気圧: 1779 mmHg ( 21 °C)
• アッセイ: ≥99.9%
• bp: −10 °C (lit.)
• mp: −73 °C (lit.)
• 密度: 1.25 g/mL at 25 °C (lit.)
• SMILES記法: O=S=O
• InChI: 1S/O2S/c1-3-2
• InChI Key: RAHZWNYVWXNFOC-UHFFFAOYSA-N

詳細

アプリケーション

Sulfur dioxide is primarily used as a feedstock for the production of sulfuric acid (contact process). It is generally used in the synthesis of a variety of sulfur-containing organic compounds like alkyl/aryl sulfonyl chlorides, sulfinates, sultines, and polysulfone.

包装

Supplied in a carbon steel lecture bottle with a CGA180M/CGA110F needle valve installed.

Compatible with the following:

• Aldrich^® lecture-bottle station systems
• Aldrich^® lecture-bottle gas regulators

その他情報

See Technical Information Bulletin AL-151 Gas Regulators: Selection, Installation, and Operation

法的情報

Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

安全性情報

• ピクトグラム: GHS04,GHS06,GHS05
• シグナルワード: Danger
• 危険有害性情報: H280,H314,H331
• 注意書き: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P410 + P403
• 危険有害性の分類: Acute Tox. 3 Inhalation - Eye Dam. 1 - Press. Gas Liquefied gas - Skin Corr. 1B
• 保管分類コード: 2A - Gases
• WGK: WGK 1
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable
• 個人用保護具 (PPE): Faceshields, Gloves, Goggles, multi-purpose combination respirator cartridge (US)