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04272

Sigma-Aldrich

磷酸钠 二元 二水合物

meets analytical specification of Ph. Eur., BP, 98.5-101% (calc. to the dried substance)

别名:

sec-磷酸钠, 磷酸二钠, 磷酸氢二钠 二水合物

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About This Item

线性分子式:
Na2HPO4 · 2H2O
CAS号:
10028-24-7
分子量:
177.99
EC號碼:
231-448-7
MDL號碼:
MFCD00149182
分類程式碼代碼:
12161700
PubChem物質ID:
329747906
NACRES:
NA.25

等級

for analytical purposes

agency

meets analytical specifications of BP
meets analytical specifications of Ph. Eur.

化驗

98.5-101% (calc. to the dried substance)

形狀

crystals

品質

meets analytical specification of Ph. Eur., BP

雜質

reducing matter, complies
 residual solvents, complies
≤0.001% heavy metals (as Pb)
≤1% NaH2PO4 (calc. to dried subst.)

損耗

19.5-21% loss on drying, 130 °C

pH值

9.0-9.4 (20 °C, 1%)

負離子痕跡

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

正離子痕跡

As: ≤2 mg/kg
Fe: ≤10 mg/kg

適合性

complies for appearance of solution

SMILES 字串

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

InChI

1S/2Na.H3O4P.2H2O/c;;1-5(2,3)4;;/h;;(H3,1,2,3,4);2*1H2/q2*+1;;;/p-2

InChI 密鑰

KDQPSPMLNJTZAL-UHFFFAOYSA-L

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相关类别

應用

磷酸氢二钠二水合物已被用于从人胃肠（GI）道的细菌样品中分离DNA和RNA。

生化／生理作用

无水磷酸氢二钠是变性凝胶电泳缓冲液的重要组分。

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類（WGK）

WGK 1

閃點（°F）

Not applicable

閃點（°C）

Not applicable

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCG9056
BCCF5997
BCCF3055
BCCD6500
BCCC4108

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氯化钠

氯化钾 puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, E508, 99-100.5% (AT), ≤0.0001% Al

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氯化钾

氢氧化钠 puriss., meets analytical specification of Ph. Eur., BP, NF, E524, 98-100.5%, pellets

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氢氧化钠

Erwin G Zoetendal et al.
Nature protocols, 1(2), 954-959 (2007-04-05)
The human gastrointestinal (GI) tract contains a complex microbial community that consists of numerous uncultured microbes. Therefore, nucleic-acid-based approaches have been introduced to study microbial diversity and activity, and these depend on the proper isolation of DNA, rRNA and mRNA.
Erwin G Zoetendal et al.
Nature protocols, 1(2), 870-873 (2007-04-05)
The human gastrointestinal (GI) tract contains a complex microbial community that develops in time and space. The most widely used approaches to study microbial diversity and activity are all based on the analysis of nucleic acids, DNA, rRNA and mRNA.
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Nature communications, 6, 8467-8467 (2015-10-13)
Creating an artificial functional mimic of the mitochondrial enzyme cytochrome c oxidase (CcO) has been a long-term goal of the scientific community as such a mimic will not only add to our fundamental understanding of how CcO works but may
Patrizia Iavicoli et al.
Journal of chromatography. A, 1422, 260-269 (2015-10-27)
Asymmetric Flow Field-Flow Fractionation (AF4) combined with multidetector analysis form a promising technique in the field of nanoparticle characterization. This system is able to measure the dimensions and physicochemical properties of nanoparticles with unprecedented accuracy and precision. Here, for the
Christopher Polonyi et al.
Dalton transactions (Cambridge, England : 2003), 43(31), 11941-11949 (2014-06-27)
The ability of the anticancer active drug cisplatin to exert biological activity through interference with nucleic acid function is well documented. Since kinetics play a key role in determining product distributions in these systems, methods for accurate documentation of reactivity
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