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Merck
CN

13418

Sigma-Aldrich

无水碳酸钠

puriss., meets analytical specification of Ph. Eur., BP, NF, FCC, E500, anhydrous, 99.5-100.5% (calc. to the dried substance)

别名:

碳酸二钠盐, 纯碱, 苏打灰:

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About This Item

线性分子式:
Na2CO3
CAS号:
分子量:
105.99
Beilstein:
4154566
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.21

质量水平

等级

puriss.

检测方案

99.5-100.5% (calc. to the dried substance)

形式

powder or crystals

质量

meets analytical specification of Ph. Eur., BP, NF, FCC, E500

杂质

alkali hydroxides and bicarbonates, complies
residual solvents
<5 ppm heavy metals (as Pb)

缺失

≤0.5% loss on drying, 300 °C
<0.5% loss on drying, 105°C, 4hrs

pH值(酸碱度)

12 (25 °C, 106 g/L)

mp

851 °C (lit.)

痕量阴离子

chloride (Cl-): ≤100 mg/kg
sulfate (SO42-): ≤50 mg/kg

痕量阳离子

As: ≤2 mg/kg
Cu: ≤20 mg/kg
Fe: ≤10 mg/kg
Hg: ≤1 mg/kg
Pb: ≤4 mg/kg
Pb: >2 ppm
Zn: ≤20 mg/kg

适用性

complies for appearance of solution

储存温度

15-25°C

SMILES字符串

O=C(O[Na])O[Na]

InChI

1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2

InChI key

CDBYLPFSWZWCQE-UHFFFAOYSA-L

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应用


  • Development of novel portable NIR spectroscopy process analytical technology (PAT) tool for monitoring the transition of ibuprofen to ibuprofen sodium during wet granulation process: This study emphasizes the use of sodium carbonate in enhancing the sensitivity and efficiency of NIR spectroscopy tools in pharmaceutical manufacturing, showcasing its pivotal role in real-time quality control (Atanaskova E, Geskovski N, 2024).

  • Physicochemical and antioxidant properties of pectin fractions extracted from lemon (Citrus Eureka) peels: Demonstrates the application of sodium carbonate in the extraction processes of biologically active compounds from citrus peels, highlighting its importance in the development of natural antioxidants for health-related products (Su Z, Li G, 2024).

  • Bryophyte-Bioinspired Nanoporous AAO/C/MgO Composite for Enhanced CO2 Capture: The Role of MgO: This research incorporates sodium carbonate to facilitate the creation of innovative materials designed for efficient CO2 capture, addressing environmental concerns through advanced material science (Cortés-Valadez PJ, Cigarroa-Mayorga OE, 2024).

生化/生理作用

缓冲液成分,可用于去除外周膜蛋白。

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable


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