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DENWAT

Pure Water Density Standard

UKAS ISO/IEC17025 and ISO Guide 34 certified, density: 0.9982 g/mL at 20 °C, density: 0.9970 g/mL at 25 °C

Synonym(s):
Water
Linear Formula:
H2O
CAS Number:
Molecular Weight:
18.02
Beilstein:
2050024
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.24

Quality Level

grade

certified reference material

Agency

according to ASTM® D1480

shelf life

limited shelf life, expiry date on the label

manufacturer/tradename

Paragon Scientific Ltd

refractive index

n20/D 1.34 (lit.)

bp

100 °C (lit.)

mp

0 °C (lit.)

density

0.9982 g/mL at 20 °C
0.9970 g/mL at 25 °C
1.000 g/mL at 3.98 °C (lit.)

application(s)

cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
industrial qc
personal care
petroleum

format

mixture

SMILES string

O

InChI

1S/H2O/h1H2

InChI key

XLYOFNOQVPJJNP-UHFFFAOYSA-N

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General description

Please note that the value stated on this page is nominal. All certified values for the current lots of all Paragon Density Standards can be found on the Paragon Scientific webpageThis product is a certified reference material (CRM) certified to International Standards BS EN ISO / IEC 17025
Pure water density standard is basically designed for the verification or calibration of instruments used to measure density. This product is a certified reference material (CRM) certified to International Standards BS EN ISO / IEC 17025

Legal Information

ASTM is a registered trademark of American Society for Testing and Materials

Storage Class Code

12 - Non Combustible Liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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Nature communications, 5, 5029-5029 (2014-10-10)
Oseltamivir-resistant H1N1 influenza viruses carrying the H275Y neuraminidase mutation predominated worldwide during the 2007-2009 seasons. Although several neuraminidase substitutions were found to be necessary to counteract the adverse effects of H275Y, the order and impact of evolutionary events involved remain
Lydia E H Paul et al.
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Interactions between three hexacationic arene ruthenium metallaprisms, [(p-cymene)6Ru6(tpt)2(dhnq)3](6+), [(p-cymene)6Ru6(tpt)2(dhbq)3](6+) and [(p-cymene)6Ru6(tpt)2(oxa)3](6+), and a series of human proteins including human serum albumin, transferrin, cytochrome c, myoglobin and ubiquitin have been studied using NMR spectroscopy, mass spectrometry and circular dichroism spectroscopy. All
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Nitrification has an immense impact on nitrogen cycling in natural ecosystems and in wastewater treatment plants. Mathematical models function as tools to capture the complexity of these biological systems, but kinetic parameters especially of nitrite-oxidizing bacteria (NOB) are lacking because
Mary A Rodgers et al.
The Journal of experimental medicine, 211(7), 1333-1347 (2014-06-25)
Linear ubiquitination is a newly discovered posttranslational modification that is currently restricted to a small number of known protein substrates. The linear ubiquitination assembly complex (LUBAC), consisting of HOIL-1L, HOIP, and Sharpin, has been reported to activate NF-κB-mediated transcription in

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