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About This Item
Linear Formula:
H2O
CAS Number:
Molecular Weight:
18.02
Beilstein/REAXYS Number:
2050024
EC Number:
MDL number:
UNSPSC Code:
12191602
PubChem Substance ID:
NACRES:
NA.21
grade:
ACS reagent
bp:
100 °C (lit.)
vapor pressure:
3 mmHg
Recommended Products
Product Name
Water, ACS reagent
grade
ACS reagent
Quality Level
agency
suitable for EPA 601
vapor density
<1 (vs air)
vapor pressure
3 mmHg
form
liquid
impurities
MnO4- reducers, passes test
≤0.01% Silicate (as SiO2)
≤0.01 ppm silicate
refractive index
n20/D 1.34 (lit.)
pH
6.0-8.0 (25 °C)
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Application
Water can be used as a:
- Solvent to ensure the appropriate deposition and recrystallization of the matrix material used in the matrix-assisted laser desorption/ionization (MALDI) analysis.
- Mobile phase component in the high-performance liquid chromatography (HPLC) method used for the separation of polar compounds.
Storage Class
12 - Non Combustible Liquids
wgk_germany
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
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