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Merck
CN

13418

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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关于此项目

线性分子式:
Na2CO3
化学文摘社编号:
497-19-8
分子量:
105.99
UNSPSC Code:
12352302
NACRES:
NA.21
PubChem Substance ID:
24848136
EC Number:
207-838-8
Beilstein/REAXYS Number:
4154566
MDL number:
MFCD00003494
Assay:
99.5-100.5% (calc. to the dried substance)
Form:
powder or crystals

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产品名称

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)

InChI key

CDBYLPFSWZWCQE-UHFFFAOYSA-L

InChI

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

SMILES string

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

grade

puriss.

assay

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

form

powder or crystals

quality

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

impurities

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

loss

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

pH

12 (25 °C, 106 g/L)

mp

851 °C (lit.)

anion traces

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

cation traces

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

suitability

complies for appearance of solution

storage temp.

15-25°C

Quality Level

200

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相关类别

Application


  • 开发新型便携式NIR光谱过程分析技术（PAT）工具，用于监测湿法制粒过程中布洛芬向布洛芬钠的转化：本研究强调了碳酸钠在提高制药生产中NIR光谱工具的灵敏度和效率方面的应用，展示了其在实时质量控制中的关键作用（Atanaskova E, Geskovski N, 2024）。

  • 从柠檬（尤力克柠檬）果皮中提取的果胶组分的理化性质和抗氧化性能：展示了碳酸钠在柑橘皮生物活性化合物提取过程中的应用，强调了其在开发健康相关产品天然抗氧化剂方面的重要性（Su Z, Li G, 2024）。

  • 苔藓植物-仿生纳米多孔AAO/C/MgO复合材料增强CO2捕获：MgO的作用：这项研究结合了碳酸钠，促进创造旨在高效捕获CO2的创新材料，通过先进的材料科学解决环境问题（Cortés-Valadez PJ, Cigarroa-Mayorga OE, 2024）。

Biochem/physiol Actions

缓冲液成分，可用于去除外周膜蛋白。

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319

Hazard Classifications

Eye Irrit. 2

存储类别

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
SDBB6472
SDBB3910
SDBB2229
STBK9607
STBL3038

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