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%
• 形状: 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. It can also be used to maintain the pH of the column for the separation of proteins via ion exchange displacement chromatography.

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