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Merck
CN

320072

水

ACS reagent, suitable for EPA 601

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线性分子式:
H2O
化学文摘社编号:
7732-18-5
分子量:
18.02
NACRES:
NA.21
PubChem Substance ID:
329753952
UNSPSC Code:
12191602
EC Number:
231-791-2
MDL number:
MFCD00011332
Beilstein/REAXYS Number:
2050024
Grade:
ACS reagent
Bp:
100 °C (lit.)
Vapor pressure:
3 mmHg

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产品名称

水, ACS reagent

SMILES string

O

InChI key

XLYOFNOQVPJJNP-UHFFFAOYSA-N

InChI

1S/H2O/h1H2

grade

ACS reagent

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

Quality Level

200

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相关类别

Application

水可用于：
  • 作为溶剂，确保基质辅助激光解吸/电离(MALDI)分析中使用的基质材料恰当地沉积和重结晶。
  • 作为高效液相色谱(HPLC)法用于分离极性化合物的流动相组分。

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.

存储类别

12 - Non Combustible Liquids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
SHBT2152
BCCN4462
BCCN4458
SHBS8718
BCCM4938

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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)
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)
Manolis Mandalakis et al.
Journal of chromatography. A, 1217(1), 143-150 (2009-12-08)
The analysis of amino acids by gas chromatography mass spectrometry (GC-MS) after their derivatization with N-(t-butyldimethylsilyl)-N-methyltrifluoroacetamide was investigated as an alternative approach for the determination of free (FAA) and combined amino acids (CAA) in aerosols. This technique showed excellent linearity
S Bekesova et al.
Journal of proteomics, 75(7), 2216-2224 (2012-02-14)
N-glycosylation of proteins provides a rich source of information on liver disease progression because majority of serum glycoproteins, with the exception of immunoglobulins, are secreted by the liver. In this report, we present results of an optimized workflow for MALDI-TOF
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
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