Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

71636

Sigma-Aldrich

Sodium phosphate dibasic

BioUltra, ≥99.5% (T)

Synonym(s):

sec-Sodium phosphate, Disodium hydrogen phosphate, Disodium phosphate, Sodium hydrogenphosphate

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

About This Item

Linear Formula:
Na2HPO4
CAS Number:
7558-79-4
Molecular Weight:
141.96
EC Number:
231-448-7
MDL number:
MFCD00003496
UNSPSC Code:
12161700
eCl@ss:
38070211
PubChem Substance ID:
57652328
NACRES:
NA.25
Pricing and availability is not currently available.

grade

Molecular Biology

Quality Level

200

product line

BioUltra

assay

≥99.5% (T)

form

coarse powder
fine crystals
powder

impurities

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

loss

≤0.1% loss on drying, 110 °C

pH

8.8-9.4 (25 °C, 0.5 M in H2O)

pKa (25 °C)

(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

solubility

H2O: 0.5 M at 20 °C, clear, colorless

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Sodium phosphate dibasic has been used:
  • as a component in phosphate buffer[1]
  • in the preparation of MgCl2 hybridization buffer[2]
  • as a component in SSPE solution for the preparation of small RNA hybridisation buffer[3]

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCCL1169
BCCJ0768
BCCH4499
BCCF9210
BCCD3004

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library

Foundations of identifying individual chromosomes by imaging flow cytometry with applications in radiation biodosimetry
Beaton-Green LA, et al.
Methods, 112, 18-24 (2017)
Design of biomimetic collagen matrices by reagent-free electron beam induced crosslinking: Structure-property relationships and cellular response
Riedel S, et al.
Materials & Design, 107606-107606 (2019)
Eva Várallyay et al.
Nature protocols, 3(2), 190-196 (2008-02-16)
MicroRNAs (miRNAs) are short, about 21 nucleotides in length, noncoding, regulatory RNA molecules representing a new layer in post-transcriptional regulation of gene expression. Intensive miRNA research has necessitated the development of effective miRNA detection methods such as northern analyses, quantitative
Janelle M Spinazzola et al.
Human molecular genetics, 24(9), 2470-2481 (2015-01-22)
Loss of gamma-sarcoglycan (γ-SG) induces muscle degeneration and signaling defects in response to mechanical load, and its absence is common to both Duchenne and limb girdle muscular dystrophies. Growing evidence suggests that aberrant signaling contributes to the disease pathology; however
Kaisorn L Chaichana et al.
Journal of neuroscience methods, 180(1), 116-125 (2009-05-12)
The discoveries of neural (NSCs) and brain tumor stem cells (BTSCs) in the adult human brain and in brain tumors, respectively, have led to a new era in neuroscience research. These cells represent novel approaches to studying normal phenomena such
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