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Merck
CN

13568

Sigma-Aldrich

碳酸钠 一水合物

puriss., meets analytical specification of Ph. Eur., BP, NF, FCC, E500, 99.5-100.5% (ex dried subst.)

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线性分子式:
Na2CO3 · H2O
CAS号:
分子量:
124.00
EC 号:
MDL编号:
UNSPSC代码:
12352300
PubChem化学物质编号:
NACRES:
NA.21

等级

puriss.

质量水平

检测方案

99.5-100.5% (ex dried subst.)

形式

powder or crystals

质量

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

杂质

alkali hydroxides and-bicarbonates, complies
organic volatile impurities, complies (GC)
residual solvents, complies

缺失

12-15% loss on drying, 300 °C

痕量阴离子

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

痕量阳离子

As: ≤2 mg/kg
Cu: ≤10 mg/kg
Fe: ≤10 mg/kg
Hg: ≤1 mg/kg
K: ≤300 mg/kg
Pb: ≤4 mg/kg
Zn: ≤10 mg/kg

适用性

complies for appearance of solution

SMILES字符串

O.[Na+].[Na+].[O-]C([O-])=O

InChI

1S/CH2O3.2Na.H2O/c2-1(3)4;;;/h(H2,2,3,4);;;1H2/q;2*+1;/p-2

InChI key

MQRJBSHKWOFOGF-UHFFFAOYSA-L

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应用

缓冲剂组分,可用于除去外周膜蛋白。

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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