13433

Sodium bicarbonate

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

• 동의어(들): Sodium hydrogen carbonate
• Linear Formula: NaHCO₃
• CAS Number: 144-55-8
• Molecular Weight: 84.01
• Beilstein: 4153970
• EC Number: 205-633-8
• MDL number: MFCD00003528
• UNSPSC 코드: 12352302
• eCl@ss: 38020213
• PubChem Substance ID: 329750171
• NACRES: NA.21

속성

• grade: puriss.
• 분석: 99.0-100.5%
• 양식: powder
• 품질: meets analytical specification of Ph. Eur., BP, USP, FCC, E500
• 불순물: ammonia (NH₃), in accordance; organic volatile impurities, complies; residual solvents, complies; water-insoluble matter, complies; ≤0.002% ammonium (NH₄), complies
• 손실: ≤0.2% loss on drying (silica gel)
• pH: ≤8.6 (20 °C, 5%)
• pKa(25 °C): (1) 6.37, (2) 10.25 (carbonic acid)
• density: 2.16 g/mL at 25 °C (lit.)
• 음이온 미량물: carbonate (CO₃^2-): in accordance; chloride (Cl^-): ≤100 mg/kg; sulfate (SO₄^2-): ≤100 mg/kg
• 양이온 미량물: 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
• 적합성: complies for appearance of solution
• SMILES string: [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

설명

애플리케이션

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.

안전성 정보

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable