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Merck
CN
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主要文件

230952

Sigma-Aldrich

碳酸钠 一水合物

ACS reagent, ≥99.5%

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5 MG
CN¥3,033.20

CN¥3,033.20


预计发货时间April 15, 2025详情


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5 MG
CN¥3,033.20

About This Item

线性分子式:
Na2CO3 · H2O
CAS号:
分子量:
124.00
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.21

CN¥3,033.20


预计发货时间April 15, 2025详情


获取大包装报价

等级

ACS reagent

方案

≥99.5%

表单

powder or crystals

杂质

≤0.001% N compounds
≤0.004% S compounds
≤0.005% silica
≤0.01% NH4OH ppt.
≤0.01% insolubles

缺失

13.0-15.0% loss on drying

痕量阴离子

chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤5 ppm
sulfur compounds (as SO42-): ≤0.004%

痕量阳离子

Ca: ≤0.03%
Fe: ≤5 ppm
K: ≤0.005%
Mg: ≤0.005%
heavy metals (as Pb): ≤5 ppm

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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444966444965361571
assay

≥95% (HPLC)

assay

≥95% (HPLC)

assay

≥98% (HPLC)

assay

≥95% (HPLC)

manufacturer/tradename

Calbiochem®

manufacturer/tradename

Calbiochem®

manufacturer/tradename

Calbiochem®

manufacturer/tradename

Calbiochem®

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

storage temp.

−20°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

−70°C

storage condition

OK to freeze, protect from light, desiccated (hygroscopic)

storage condition

OK to freeze, protect from light

storage condition

OK to freeze, protect from light

storage condition

OK to freeze, avoid repeated freeze/thaw cycles, desiccated (hygroscopic), protect from light

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

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable


  • 历史批次信息供参考:

    分析证书(COA)

    Lot/Batch Number

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    Dehydration of sodium carbonate monohydrate.
    Ball MC, et al.
    Journal of the Chemical Society, Faraday Transactions 1: Physical Chemistry in Condensed Phases, 81(8), 1761-1766 (1985)
    Eagleson M.
    Concise Encyclopedia Chemistry, 993-994 (1994)
    Dehydration of sodium carbonate monohydrate with indirect microwave heating.
    Seyrankaya A and Ozalp B.
    Thermochimica Acta, 448(1), 31-36 (2006)
    Azadeh Nilghaz et al.
    Lab on a chip, 12(1), 209-218 (2011-11-18)
    This paper describes the fabrication of microfluidic cloth-based analytical devices (μCADs) using a simple wax patterning method on cotton cloth for performing colorimetric bioassays. Commercial cotton cloth fabric is proposed as a new inexpensive, lightweight, and flexible platform for fabricating
    Tingting Wu et al.
    Environmental science & technology, 46(4), 2291-2298 (2012-02-01)
    Many advanced oxidation processes involve addition of hydrogen peroxide (H(2)O(2)) with the aim of generating hydroxyl radicals to oxidize organic contaminants in water. However, chemical oxygen demand, a common measure of gross residual organic contamination, is subject to interference from

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