Skip to Content
MilliporeSigma
All Photos(1)

Documents

71643

Sigma-Aldrich

di-Sodium hydrogen phosphate dihydrate

BioUltra, for molecular biology, ≥99.0% (T)

Synonym(s):

sec-Sodium phosphate, Disodium hydrogen phosphate dihydrate, Disodium phosphate, Sodium phosphate dibasic dihydrate

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
Na2HPO4 · 2H2O
CAS Number:
10028-24-7
Molecular Weight:
177.99
EC Number:
231-448-7
MDL number:
MFCD00149182
UNSPSC Code:
12161700
PubChem Substance ID:
57652329
NACRES:
NA.25

grade

for molecular biology

Quality Level

200

product line

BioUltra

assay

≥99.0% (T)

form

crystals

impurities

DNases, none detected
 RNases, none detected
 insoluble matter, passes filter test
 phosphatases, none detected
 proteases, none detected
≤0.001% total nitrogen (N)

pH

8.9-9.2 (25 °C, 0.5 M in H2O)

solubility

H2O: 0.5 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤10 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

0.5 M in H2O

UV absorption

λ: 260 nm Amax: 0.03
λ: 280 nm Amax: 0.03

application(s)

diagnostic assay manufacturing

SMILES string

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 key

KDQPSPMLNJTZAL-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Sodium phosphate dibasic dehydrate has been used in the preparation of antifreeze solution to analyse the transduction pattern in the rat central nervous system (CNS) and in the preparation of sodium phosphate buffer.

Other Notes

Gel electrophoresis - running buffer component for denaturing gels containing formamide

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Pro-and anti-inflammatory cytokines during immune stimulation: modulation of iron status and red blood cell profile
Koorts A M, et al.
Mediators of Inflammation, 2011 (2011)
Selective transduction of astrocytic and neuronal CNS subpopulations by lentiviral vectors pseudotyped with Chikungunya virus envelope
Eleftheriadou I, et al.
Biomaterials, 123, 1-14 (2017)
R.C. Ogden et al.
Methods in Enzymology, 152, 66-66 (1987)
Ziyi Yin et al.
Autophagy, 16(5), 900-916 (2019-07-18)
Cells are faced with various stresses during their growth and development, and autophagy is a degradative process in which cells can break down their own components to recycle macromolecules and provide energy under these stresses. For pathogenic fungi that utilize
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
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service