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Merck
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重要文件

230952

Sigma-Aldrich

碳酸钠 一水合物

ACS reagent, ≥99.5%

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About This Item

線性公式:
Na2CO3 · H2O
CAS號碼:
分子量::
124.00
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent

品質等級

化驗

≥99.5%

形狀

powder or crystals

雜質

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

損耗

13.0-15.0% loss on drying

負離子痕跡

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

正離子痕跡

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

SMILES 字串

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 密鑰

MQRJBSHKWOFOGF-UHFFFAOYSA-L

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應用

缓冲剂组分,可用于除去外周膜蛋白。

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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分析證明 (COA)

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Eagleson M.
Concise Encyclopedia Chemistry, 993-994 (1994)
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)
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
Linfeng Yang et al.
Bioresource technology, 124, 283-291 (2012-09-20)
The effects of sodium carbonate (Na(2)CO(3)) pretreatment on the chemical compositions and enzymatic saccharification of rice straw were investigated. The enzymatic digestibility of rice straw is enhanced after pretreatment since pretreated solids show significant delignification with high sugar availability. During

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