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343773

Sigma-Aldrich

Deuterium oxide

99.9 atom % D, contains 1 % (w/w) 3-(trimethylsilyl)-1-propanesulfonic acid, sodium salt (DSS)

Synonym(s):

Heavy water, Water-d2

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About This Item

Empirical Formula (Hill Notation):
D2O
CAS Number:
7789-20-0
Molecular Weight:
20.03
EC Number:
232-148-9
MDL number:
MFCD00044636
UNSPSC Code:
12142201
PubChem Substance ID:
24861200
NACRES:
NA.21
technique(s):
NMR: suitable
bp:
101.4 °C (lit.)
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isotopic purity

99.9 atom % D

Quality Level

100

form

liquid

contains

1 % (w/w) 3-(trimethylsilyl)-1-propanesulfonic acid, sodium salt (DSS)

technique(s)

NMR: suitable

bp

101.4 °C (lit.)

mp

3.8 °C (lit.)

SMILES string

[2H]O[2H]

InChI

1S/H2O/h1H2/i/hD2

InChI key

XLYOFNOQVPJJNP-ZSJDYOACSA-N

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Peroxidase from horseradish Type VI-A, essentially salt-free, lyophilized powder, ≥250 units/mg solid (using pyrogallol), 950-2000 units/mg solid (using ABTS)

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Peroxidase from horseradish Type II, essentially salt-free, lyophilized powder, 150-250 units/mg solid (using pyrogallol)

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biological source

bovine

biological source

-

biological source

-

biological source

horseradish

technique(s)

flow cytometry: suitable

technique(s)

-

technique(s)

-

technique(s)

-

form

solution

form

liquid

form

essentially salt-free, lyophilized powder

form

essentially salt-free, lyophilized powder

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

Quality Level

200

Quality Level

200

Quality Level

300

Quality Level

300

Application

Deuterium oxide can serve as a solvent in the :
  • NMR analysis.[1][2]
  • 1HDOSY (Diffusion-Ordered Spectroscopy) NMR experiments.[3]

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Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

  • Specification Sheet

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    Certificates of Analysis (COA)

    Lot/Batch Number
    MKCW8432
    MKCW8769
    MKCW8767
    MKCW8771
    MKCW8770

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

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    Structure of water and hydrophobic bonding in proteins. IV. The thermodynamic properties of liquid deuterium oxide.
    Nemethy G and Scheraga HA.
    J. Chem. Phys. , 41(3), 680-689 (1964)
    The ionization constant of deuterium oxide from 5 to 50?.
    Covington AK, et al.
    The Journal of Physical Chemistry, 70(12), 3820-3824 (1966)
    Using high-performance quantitative NMR (HP-qNMR?) for certifying traceable and highly accurate purity values of organic reference materials with uncertainties< 0.1%.
    Weber M, et al.
    Accreditation and Quality Assurance, 18(2), 91-98 (2013)
    Lars Holm et al.
    American journal of physiology. Endocrinology and metabolism, 304(8), E895-E907 (2013-02-21)
    A method to determine the rate of protein breakdown in individual proteins was developed and tested in rats and confirmed in humans, using administration of deuterium oxide and incorporation of the deuterium into alanine that was subsequently incorporated into body
    Takhar Kasumov et al.
    American journal of physiology. Heart and circulatory physiology, 304(9), H1201-H1214 (2013-03-05)
    Traditional proteomics provides static assessment of protein content, but not synthetic rates. Recently, proteome dynamics with heavy water ((2)H2O) was introduced, where (2)H labels amino acids that are incorporated into proteins, and the synthesis rate of individual proteins is calculated
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