13433

重炭酸ナトリウム

puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, E500, 99.0-100.5%, powder

• 別名: 炭酸水素ナトリウム
• 化学式: NaHCO₃
• CAS番号: 144-55-8
• 分子量: 84.01
• Beilstein: 4153970
• EC Number: 205-633-8
• MDL番号: MFCD00003528
• UNSPSCコード: 12352302
• eCl@ss: 38020213
• PubChem Substance ID: 329750171
• NACRES: NA.21

特性

• グレード: puriss.
• 品質水準: 200
• アッセイ: 99.0-100.5%
• フォーム: powder
• 品質: meets analytical specification of Ph. Eur., BP, USP, FCC, E500
• 不純物: ammonia (NH₃), in accordance; organic volatile impurities, complies; residual solvents, complies; water-insoluble matter, complies; ≤0.002% ammonium (NH₄), complies
• 損失: ≤0.2% loss on drying (silica gel)
• pH: ≤8.6 (20 °C, 5%)
• pKa (25 °C): (1) 6.37, (2) 10.25 (carbonic acid)
• 密度: 2.16 g/mL at 25 °C (lit.)
• 微量陰イオン: carbonate (CO₃^2-): in accordance; chloride (Cl^-): ≤100 mg/kg; sulfate (SO₄^2-): ≤100 mg/kg
• 微量陽イオン: Al: ≤0.5 mg/kg; As: ≤2 mg/kg; Ca: ≤100 mg/kg; Fe: ≤10 mg/kg; Hg: ≤1 mg/kg; K: ≤100 mg/kg; Pb: ≤2 mg/kg
• 適合性: complies for appearance of solution
• SMILES記法: [Na+].OC([O-])=O
• InChI: 1S/CH2O3.Na/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1
• InChI Key: UIIMBOGNXHQVGW-UHFFFAOYSA-M

詳細

アプリケーション

Sodium bicarbonate may be involved in the fabrication of silica based monolith columns which can be used in capillary electrochromatography.[1] It can also be used to maintain the pH of the column for the separation of proteins via ion exchange displacement chromatography.[2]

安全性情報

• 保管分類コード: 13 - Non Combustible Solids
• WGK: WGK 1
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable