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320072

Water

ACS reagent, suitable for EPA 601

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About This Item

Linear Formula:
H2O
CAS Number:
7732-18-5
Molecular Weight:
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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Product Name

Water, ACS reagent

grade

ACS reagent

Quality Segment

200

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.

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.

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Storage Class

12 - Non Combustible Liquids

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

320072-2L: + 320072-500ML: + 320072-6X500ML: + 320072-100ML: + 320072-4X4L: + 320072-BULK: + 320072-VAR: + QR-048-4L: + 320072-200L: + 320072-4X2L: + 320072-2.5L: + 320072-4L:

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