Catalog Number: LC9883 | CAS No: 7732-18-5

Water HPLC

Q: 1. What is Water HPLC used for in analytical laboratories?

Water HPLC is intended for high-performance liquid chromatography and other analytical procedures that require appropriately purified water. It can be used in mobile-phase preparation, dilution, blank preparation, and compatible laboratory workflows.

Q: 2. Why is high-purity water important for HPLC?

Trace contaminants can produce unwanted peaks, elevate the detector background, or interfere with sensitive measurements. Water prepared to a suitable chromatographic specification helps minimize these risks.

Q: 3. Can Water HPLC be combined with organic solvents?

Yes. It can be combined with compatible water-miscible solvents, such as methanol or acetonitrile, when preparing mobile phases for suitable analytical methods. The required proportions depend on the validated procedure.

Q: 4. Does Water HPLC have a chemical formula?

Yes. Water has the chemical formula H2O and a molecular weight of approximately 18.015 g/mol. Its suitability for chromatography depends primarily on its purity and the method's requirements.

Q: 5. How is HPLC water different from ordinary laboratory or tap water?

Ordinary water may contain dissolved salts, organic compounds, particles, and other contaminants that interfere with sensitive analysis. HPLC-grade water is intended for analytical work requiring more controlled water quality.

Q: 6. Can Water HPLC be used to prepare analytical blanks?

Yes. It may be used as a blank or diluent when the analytical method specifies water of the appropriate grade. Using the correct blank helps identify background contributions and potential contamination.

Q: 7. Why does water quality matter for UV-based detection?

Absorbing impurities in water can increase the background signal, particularly at sensitive UV wavelengths. Appropriate chromatographic water helps reduce interference, although performance depends on the product specification and detector conditions.

Q: 8. What should be considered when storing Water HPLC?

Follow the product's storage instructions and use clean, compatible containers to avoid introducing contaminants after opening. Proper handling is important because even high-purity water can become contaminated during storage or transfer.

Q: 9. Which documents confirm the quality of Water HPLC?

Review the available Product Specification and COA for the listed quality criteria and any batch-specific results. The SDS and other available product documents can provide additional information relevant to laboratory use.

Q: 10. How can customers purchase Water HPLC from Chemical World?

Customers can purchase Water HPLC through Chemical World for analytical laboratory applications. The sales team can assist with current availability, pricing, product documentation, and bulk-order inquiries.

• MF : H2O | • MW : 18.02

• EC Number : 231-791-2 | • MDL Number : MFCD00011332

• Beilstein : 2050024

Documents

Pack Size	Availability	Price
1L	Available	$39.62
4L	Available	$69.62
4X4L	Available	$189.62

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Water HPLC | CAS: 7732-18-5 | M.F: H2O | MW: 18.02. , Buy now for reliable and accurate results from LiChrom HPLC Solvents at Chemical World.

Water HPLC grade (CAS No. 7732-18-5) is an inorganic chemical that has a molecular formula of H2O. It is a pure colorless, odorless liquid, tasteless at room temperature. It has two Hydrogen atoms bonded to an intermediate Oxygen atom through co-valency. Water (H2O) occurs in three forms; a solid, liquid as well as a gas. It is able to dissolve a range of other chemical substances in an assortment of lab uses. HPLC is a water purification technique that is achieved through the process of distillation and deionization. LiChrom HPLC grade water is filtered by a 0.22-micron filter and it has a definite conductivity (16-18).

Applications

Water HPLC (CAS No. 7732-18-5) allows separating, identifying and quantifying compounds by chromatography and spectroscopy, as well as spectrometry.
It has a role to play when preparing samples and standard solutions to be used during the analysis of trace metals.
In pharmaceutical, chemical and biochemical laboratories, water HPLC is employed as a universal solvent.

Key Characteristics

Universal solvent: Water HPLC is ideal to use in mobile phase preparation.
High purity and Low UV absorbance: it provides good analytical results.
Enhanced dissolving capacity: It enhances precision when performing lab operations.
Considerable and user friendly: Water HPLC can be used in any research or industry.

Overview

Water HPLC grade solvent (CAS No. 7732-18-5, M.F: H2O, M.W: 18.02) is a pure solvent of laboratory and analytical grade. It is a pure colorless, odorless liquid, tasteless at room temperature. It contains hydrogen and oxygen atoms which are covalently bonded. The chromatography, spectroscopy and trace metal analysis are done using LiChrom HPLC grade water due to its high purity and low UV absorbance. LiChrom Water HPLC is produced by distillation and deionization and then 0.22-micron filtration to achieve particular conductivity (16-18 M?·cm) then excellent quality. It is a superior solvent used in research and industry due to its superior dissolving property.

Looking to purchase the best Water HPLC? (CAS No. 7732-18-5), Chemical World offers LiChrom HPLC-grade water, which meets inflexible criteria provided by laboratories. See our website, Chemical World, which gives a full list of the HPLC-grade solvents and chemicals we stock that you can use in your research or industrial project. The price of the Water HPLC will vary based on the quantity and the packaging. Contact us to receive a special price, discounts on bulk orders, and stock availability. Order yours now and get high-purity, reliable Water HPLC (CAS No. 7732-18-5) from Chemical World to be used in sensitive lab procedures.

About Brand

LiChrom is a high-quality line of products tailored to meet the needs of Liquid Chromatography. Suitable for all varieties of Liquid Chromatography processes, LiChrom products hold the highest quality and performance standards. In case of any HPLC analysis, LiChrom offers complete coverage with its high-purity solvents, buffer salts, and ion pair reagents. Together ensure dependable and reproducible results in every single analysis.

Chemical World provides the best laboratory brands that provide a constant and reliable result for any kind of experiment. Our range of high-quality laboratory brands is complete and is available in various scientific fields. ChemieR supplies high-purity chemicals to be used in reliable laboratories, cUSP supplies certified and standard solutions which can be used right away to assess accurately, and TriStains provides high-quality histological stains and indicators to be used in order to visualize accurately. LiChrom is the provider of liquid chromatography using high-grade reagents, and Bluster is the provider of high-grade solvents used in gas chromatography. EKS focuses on electronics-grade reagents that are used in advanced and sensitive analysis. These brands assure the research, analytical, and industrial laboratories with trusted quality, consistency, and performance. To get your product details, specifications, or to seek any purchasing assistance, visit our site chemicalworlds.com or email our sales team sales@chemicalworlds.com. We are happy to service your laboratory requirements with professional and fast service.

Properties

Quality Level

100

Vapor Density

<1 (vs air)

Vapor Pressure

3 mmHg

Assay

Form

liquid

autoignition temp.

expl. lim.

technique(s)

HPLC: suitable

impurities

5 g/kg ammonium (NH4)

color

transmittance

refractive index

n20/D 1.34 (lit.)

100 °C (lit.)

0 °C (lit.)

density

1.000 g/mL at 3.98 °C (lit.)

UV absorption

application(s)

SMILES string

InChI

1S/H2O/h1H2

InChI key

XLYOFNOQVPJJNP-UHFFFAOYSA-N

Safety Information

Pictograms

Signal Word

Hazard Statements

Precautionary Statements

Hazard Classifications

Target Organs

Storage Class Code

10 - Combustible liquids

WGK

nwg

Flash Point(F)

Flash Point(C)

Safety Data Sheets (SDS), Product Specification (PS) and Certificates of Analysis (COA) click Document Button

Frequently Asked Questions

1. What is Water HPLC used for in analytical laboratories?

Water HPLC is intended for high-performance liquid chromatography and other analytical procedures that require appropriately purified water. It can be used in mobile-phase preparation, dilution, blank preparation, and compatible laboratory workflows.

2. Why is high-purity water important for HPLC?

Trace contaminants can produce unwanted peaks, elevate the detector background, or interfere with sensitive measurements. Water prepared to a suitable chromatographic specification helps minimize these risks.

3. Can Water HPLC be combined with organic solvents?

Yes. It can be combined with compatible water-miscible solvents, such as methanol or acetonitrile, when preparing mobile phases for suitable analytical methods. The required proportions depend on the validated procedure.

4. Does Water HPLC have a chemical formula?

Yes. Water has the chemical formula H2O and a molecular weight of approximately 18.015 g/mol. Its suitability for chromatography depends primarily on its purity and the method's requirements.

5. How is HPLC water different from ordinary laboratory or tap water?

Ordinary water may contain dissolved salts, organic compounds, particles, and other contaminants that interfere with sensitive analysis. HPLC-grade water is intended for analytical work requiring more controlled water quality.

6. Can Water HPLC be used to prepare analytical blanks?

Yes. It may be used as a blank or diluent when the analytical method specifies water of the appropriate grade. Using the correct blank helps identify background contributions and potential contamination.

7. Why does water quality matter for UV-based detection?

Absorbing impurities in water can increase the background signal, particularly at sensitive UV wavelengths. Appropriate chromatographic water helps reduce interference, although performance depends on the product specification and detector conditions.

8. What should be considered when storing Water HPLC?

Follow the product's storage instructions and use clean, compatible containers to avoid introducing contaminants after opening. Proper handling is important because even high-purity water can become contaminated during storage or transfer.

9. Which documents confirm the quality of Water HPLC?

Review the available Product Specification and COA for the listed quality criteria and any batch-specific results. The SDS and other available product documents can provide additional information relevant to laboratory use.

10. How can customers purchase Water HPLC from Chemical World?

Customers can purchase Water HPLC through Chemical World for analytical laboratory applications. The sales team can assist with current availability, pricing, product documentation, and bulk-order inquiries.

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Water HPLC

Applications

Key Characteristics

Overview

About Brand

Properties

Safety Information

Frequently Asked Questions

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Water HPLC

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Water HPLC

Applications

Key Characteristics

Overview

About Brand

Properties

Safety Information

Frequently Asked Questions