Sign In to View Organizational & Contract Pricing.
Select a Size
Change View
About This Item
Linear Formula:
H2O
CAS Number:
Molecular Weight:
18.02
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12191602
EC Number:
231-791-2
MDL number:
Beilstein/REAXYS Number:
2050024
Grade:
ACS reagent
Bp:
100 °C (lit.)
Vapor pressure:
3 mmHg
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
dilution
(for analytical testing)
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)
conductivity
≤2 μmho per cm at 25 °C
bp
100 °C (lit.)
mp
0 °C (lit.)
density
1.000 g/mL at 3.98 °C (lit.)
anion traces
chloride (Cl-): ≤0.4 ppm, nitrate (NO3-): ≤0.4 ppm, phosphate (PO43-): ≤1.0 ppm, sulfate (SO42-): ≤1.0 ppm
cation traces
heavy metals (as Pb): ≤0.01 ppm
SMILES string
O
InChI
1S/H2O/h1H2
InChI key
XLYOFNOQVPJJNP-UHFFFAOYSA-N
General description
Our premium ACS solvents are ideal for routine chemical synthesis, drying, purification, and critical labware cleaning. They meet or exceed the rigorous standards of the American Chemical Society (ACS), ensuring high-quality results for your research needs.
Premium ACS Solvents: Our solvents meet or exceed the stringent standards set by the American Chemical Society, ensuring high quality and reliability for your laboratory applications.
Replicable and Publishable Results: Designed for consistency, our solvents deliver results that can be reliably reproduced, making them ideal for research that requires publication.
Versatile Applications: Suitable for routine chemical synthesis, drying, purification, and critical labware cleaning, our solvents cater to a wide range of research needs in the laboratory.
Premium ACS Solvents: Our solvents meet or exceed the stringent standards set by the American Chemical Society, ensuring high quality and reliability for your laboratory applications.
Replicable and Publishable Results: Designed for consistency, our solvents deliver results that can be reliably reproduced, making them ideal for research that requires publication.
Versatile Applications: Suitable for routine chemical synthesis, drying, purification, and critical labware cleaning, our solvents cater to a wide range of research needs in the laboratory.
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.
Still not finding the right product?
Explore all of our products under Water
Storage Class
12 - Non Combustible Liquids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
Choose from one of the most recent versions:
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.
Matrix vapor deposition/recrystallization and dedicated spray preparation for high-resolution scanning microprobe matrix-assisted laser desorption/ionization imaging mass spectrometry (SMALDI-MS) of tissue and single cells
Bouschen W, et al.
Rapid Communications in Mass Spectrometry, 24(3), 355-364 (2010)
Evaluation of various HILIC materials for the fast separation of polar compounds
Chauve B, et al.},
Journal of Separation Science, 33(6-7), 752-764 (2010)
Martin Fischnaller et al.
Analytica chimica acta, 761, 92-101 (2013-01-15)
Phosphorylation of proteins is an important cellular regulatory process. The analysis of protein phosphorylation is challenging due to the high dynamic range and low abundance natures of phosphorylated species. Mass spectrometry (MS) of phosphopeptides obtained from tryptic protein digests is