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Key Documents

04272

Sigma-Aldrich

Phosphate monosodique dibasic dihydrate

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

Synonyme(s) :

sec-sodium phosphate, Hydrogénophosphate de disodium dihydrate, Hydrogénophosphate disodique dihydrate, Phosphate disodique

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About This Item

Formule linéaire :
Na2HPO4 · 2H2O
Numéro CAS:
Poids moléculaire :
177.99
Numéro CE :
Numéro MDL:
Code UNSPSC :
12161700
ID de substance PubChem :
Nomenclature NACRES :
NA.25

Agence

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

Pureté

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

Forme

crystals

Qualité

meets analytical specification of Ph. Eur., BP

Impuretés

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

Perte

19.5-21% loss on drying, 130 °C

pH

9.0-9.4 (20 °C, 1%)

Traces d'anions

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

Traces de cations

As: ≤2 mg/kg
Fe: ≤10 mg/kg

Adéquation

complies for appearance of solution

Chaîne SMILES 

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

Clé InChI

KDQPSPMLNJTZAL-UHFFFAOYSA-L

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Application

Sodium phosphate dibasic dihydrate has been used for isolating DNA and RNA from bacterial samples of human gastrointestinal (GI) tract.

Actions biochimiques/physiologiques

Sodium phosphate dibasic dihydrate is an important component of running buffer of denaturing gel electrophoresis.

Code de la classe de stockage

13 - Non Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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Consulter la Bibliothèque de documents

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.
Sohini Mukherjee et al.
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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