71643

Sigma-Aldrich

Sodium phosphate dibasic dihydrate

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

Synonym(s):
Disodium hydrogen phosphate dihydrate, di-Sodium hydrogen phosphate dihydrate, Disodium phosphate, sec-Sodium phosphate
Linear Formula:
Na2HPO4 · 2H2O
CAS Number:
Molecular Weight:
177.99
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.25
Pricing and availability is not currently available.

Quality Level

grade

for molecular biology

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

Featured Industry

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

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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

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

UN 3077 9 / PGIII

WGK Germany

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis
Certificate of Origin
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...

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