CAS 7732-18-5

Water

Description:

Water, with the chemical formula H₂O and CAS number 7732-18-5, is a vital and ubiquitous substance on Earth. It is a polar molecule, characterized by its bent shape, which results in a significant dipole moment. This polarity contributes to its excellent solvent properties, allowing it to dissolve a wide range of ionic and polar substances. Water has a high specific heat capacity, which enables it to absorb and retain heat, playing a crucial role in regulating temperatures in natural environments. It exhibits unique properties such as high surface tension and cohesion, which are essential for various biological processes. Water exists in three states: solid (ice), liquid, and gas (water vapor), with its phase transitions occurring at specific temperature and pressure conditions. Additionally, water has a high latent heat of vaporization, which is important for processes like cooling and climate regulation. Its density is highest at 4°C, which leads to ice floating on liquid water, an essential characteristic for aquatic ecosystems. Overall, water is fundamental to life, influencing chemical reactions, biological functions, and environmental systems.

Formula: H₂O

InChI: InChI=1S/H2O/h1H2

InChI key: InChIKey=XLYOFNOQVPJJNP-UHFFFAOYSA-N

SMILES: O

Synonyms:

• (~3~H_2_)water
• Agua Destilada, De Conductividad O De Igual Grado De Pureza
• Aqua
• Aquafina
• Craon 17-502
• DRiWATER
• De-ionized water
• Deionized Ultra-filtered Water
• Deionized Water
• Dihydrogen oxide
• Distilled water
• Eau
• Eaux
• Hydrogen oxide
• Hydrogen oxide (H2O)
• Hydrogen oxide (H₂O)
• Ice
• Milli-Q water
• Nsc 147337
• R 718
• Spa
• Steam
• Sterile Water For Injection
• Ultrex II Ultrapure
• Wasser
• Water (Moisture)
• Water, Distilled

Sulfuric acid, 20% v/v aq. soln.

Controlled Product

CAS: 7664-93-9, 7732-18-5

Sulfuric acid has a strong dehydrating agent and applied in many applications like domestic acidic drain cleaner, electrolyte in lead-acid batteries and various cleansing agents. It is too useful for mineral processing, fertilizer manufacturing, petroleum purification, wastewater processing, and che

Formula: H₂O₄S

Molecular weight: 98.07

Ref: 02-039669

Water, Endotoxin-free

CAS: 7732-18-5

Water Endotoxin-free is used as solvent in industries and in all research fields. It is also used in laboratory for cell isolation and culture. It is also useful for elution of endotoxin- free plasmid DNA. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product

Formula: H₂O

Color and Shape: Clear colorless, Liquid

Molecular weight: 18.02

Ref: 02-J65589

Water, DEPC-Treated

CAS: 7732-18-5

It is used as mobile phase solvent in LC-MS analysis. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not

Formula: H₂O

Molecular weight: 18.02

Ref: 02-J62087

Water, Nuclease-free, Molecular Biology Grade, Ultrapure

CAS: 7732-18-5

Thermo Scientific Water Nuclease-free Molecular Biology Grade Ultrapure

Formula: H₂O

Molecular weight: 18.02

Ref: 02-J71786

Water, ultrapure, HPLC Grade

CAS: 7732-18-5

Water ultrapure is used as a mobile phase in High Performance Liquid Chromatography and Liquid Chromatography coupled with Mass Spectrometry. It is also used in conductometric titration. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some docu

Formula: H₂O

Color and Shape: Clear colorless, Liquid

Molecular weight: 18.02

Ref: 02-022934

Hydrochloric acid, 5.0N Standardized Solution

Controlled Product

CAS: 7647-01-0, 7732-18-5

Hydrochloric acid, 5.0N standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: ClH

Molecular weight: 36.46

Ref: 02-035638

Starch indicator solution 1%, Acculute Standard Volumetric Solution, Final Volume 1L

CAS: 7732-18-5, 9005-84-9

Starch indicator 1% solution is used as an indicator for redox titrations. It is also used in the detection of end point in iodometric titration.This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer

Formula: C₁₂H₂₂O₁₁

Color and Shape: Liquid

Molecular weight: 342.30

Ref: 02-088632

Potassium chloride, 0.010M, Conductivity Standard

Controlled Product

CAS: 7447-40-7, 7732-18-5

Potassium chloride 0.010M solution is used as conductive standard and as electrolyte in analytical chemistry. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: ClK

Molecular weight: 74.55

Ref: 02-042679

Water, RNase-free, DEPC Treated, Molecular Biology Grade, Ultrapure

CAS: 7732-18-5

Thermo Scientific Water RNase-free DEPC Treated Molecular Biology Grade

Formula: H₂O

Molecular weight: 18.02

Ref: 02-J70783

Water, Reagent (Deionized water), ACS

CAS: 7732-18-5

Used in conductometric titration, Synthesis of nanomaterials. Mostly it is used as solvent in industries and in all research fields. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legac

Formula: H₂O

Molecular weight: 18.02

Ref: 02-036645

Sulfuric acid, 5% v/v aq. soln.

Controlled Product

CAS: 7664-93-9, 7732-18-5

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formula: H₂O₄S

Color and Shape: Clear colorless, Liquid

Molecular weight: 98.07

Ref: 02-035606

Sulfuric acid, 15% v/v aq. soln.

Controlled Product

CAS: 7664-93-9, 7732-18-5

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formula: H₂O₄S

Color and Shape: Liquid

Molecular weight: 98.07

Ref: 02-042554

Sulfuric acid, 1.0N Standardized Solution

Controlled Product

CAS: 7664-93-9, 7732-18-5

Sulfuric acid, 1.0N standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: H₂O₄S

Molecular weight: 98.07

Ref: 02-035655

Hydrochloric acid, 0.1N Standardized Solution

Controlled Product

CAS: 7647-01-0, 7732-18-5

Hydrochloric acid, 0.1N standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: ClH

Color and Shape: Colorless, Liquid

Molecular weight: 36.46

Ref: 02-035644

Hydrochloric acid, 10% v/v aq. soln.

Controlled Product

CAS: 7647-01-0, 7732-18-5

Hydrochloric acid is used in chemical synthesis reactions to produce vinyl chloride, fertilizers, dyes, pigments and pharmaceutical ingredients. It is also used in catalyst regeneration, rubber manufacturing, electroplating, semiconductor manufacturing, leather tanning and cotton seed processing. T

Formula: ClH

Color and Shape: Clear colorless, Liquid

Molecular weight: 36.46

Ref: 02-035611

Water, RNase, DNase-free

CAS: 7732-18-5

Water, RNase, DNase-free high quality, RNase/DNase-free water is used in all molecular biology applications like PCR, DNA. Diethylpyrocarbonate (DEPC)-treated Water is guaranteed nuclease-free (tested for both DNase and RNase) and is suitable for all RNA work. This Thermo Scientific Chemicals brand

Formula: H₂O

Color and Shape: Liquid, Clear colorless

Molecular weight: 18.02

Ref: 02-J60610

Water for HPLC & Spectroscopy

CAS: 7732-18-5

Conductivity mS/cm Max 5
Gradient analysis (max eluted peak) A.U. Max 0.002
Residue after evaporation ppm Max 5
Residue after ignition % Max 0.0003

Formula: H₂O

Purity: Min 99,8 % (GLC)

Color and Shape: Clear colorless Liquid

Molecular weight: 18.01

Ref: BC-522112500

Water, LC-MS Grade

CAS: 7732-18-5

It is used as mobile phase solvent in LC-MS analysis. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not

Formula: H₂O

Molecular weight: 18.02

Ref: 02-047146

Iodine, 0.01N Standardized Solution

CAS: 7553-56-2, 7681-11-0, 7732-18-5

Iodine, 0.01N standardized solution is used for accurate volumetric analysis. It is also used as a disinfectant and antibacterial agent in solutions, tinctures and salves. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: I₂

Color and Shape: Dark brown, Liquid

Molecular weight: 253.81

Ref: 02-035636

Sulfuric acid, 75% v/v aq. soln.

Controlled Product

CAS: 7664-93-9, 7732-18-5

Sulfuric acid has an useful applications in domestic acidic drain cleaner, as a drying agent, electrolyte in lead-acid batteries and various cleaning agents. It is also useful for mineral processing, fertilizer manufacturing, oil refining, waste water processing, and chemical synthesis. The sulfuric

Formula: H₂O₄S

Purity: 75%

Color and Shape: Clear colorless, Liquid

Molecular weight: 98.07

Ref: 02-042555

Sulfuric acid, 0.05N Standardized Solution

Controlled Product

CAS: 7664-93-9, 7732-18-5

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formula: H₂O₄S

Color and Shape: Clear colorless, Liquid

Molecular weight: 98.07

Ref: 02-045048

Sulfuric acid, 0.1N Standardized Solution

Controlled Product

CAS: 7664-93-9, 7732-18-5

Sulfuric acid, 0.1N standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: H₂O₄S

Color and Shape: Liquid

Molecular weight: 98.07

Ref: 02-035651

Hydrochloric acid, 1.0N Standardized Solution

Controlled Product

CAS: 7647-01-0, 7732-18-5

Hydrochloric acid, 1.0N standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: ClH

Color and Shape: Colorless to yellow, Liquid

Molecular weight: 36.46

Ref: 02-035640

Sulfuric acid, 0.02N Standardized Solution

Controlled Product

CAS: 7664-93-9, 7732-18-5

Sulfuric acid, 0.02N standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: H₂O₄S

Color and Shape: Liquid

Molecular weight: 98.07

Ref: 02-035649

Hydrochloric acid, 0.5N Standardized Solution

Controlled Product

CAS: 7647-01-0, 7732-18-5

Hydrochloric acid, 0.5N standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar produ

Formula: ClH

Molecular weight: 36.46

Ref: 02-035642

Lactic acid, 1.0N Standardized Solution

CAS: 50-21-5, 7732-18-5

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: C₃H₆O₃

Color and Shape: Liquid

Molecular weight: 90.08

Ref: 02-035628

Hydrochloric acid, 0.05N Standardized Solution

Controlled Product

CAS: 7647-01-0, 7732-18-5

Hydrochloric acid, 0.05N standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: ClH

Color and Shape: Clear colorless, Liquid

Molecular weight: 36.46

Ref: 02-035646

Potassium chloride, 0.007M, Conductivity Standard

Controlled Product

CAS: 7447-40-7, 7732-18-5

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: ClK

Molecular weight: 74.55

Ref: 02-042692

Hydrochloric acid, 6.0N Standardized Solution

Controlled Product

CAS: 7647-01-0, 7732-18-5

6.0N HClsolution acts as a standard solution in volumetric titrations. In addition, it has industrial applications such as chemical transformations in hydrochlorination of rubber and production of vinyl and alkyl halide. In the semiconductor industry, it is used to etch semiconductor crystal and to purify silicon. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: ClH

Molecular weight: 36.46

Ref: 02-044921

Hydrobromic acid, ACS, 47.0-49.0%

CAS: 10035-10-6, 7732-18-5

Air Sensitive

Formula: BrH

Molecular weight: 80.91

Ref: 02-036694

Hydriodic acid, 57% w/w aqueous solution stabilized with 1.5% hypophosphorus acid

CAS: 10034-85-2, 6303-21-5, 7732-18-5

Fisher Scientific - Hydriodic acid is used in organic and inorganic synthesis as a source of iodine as well as a reducing agent.

Formula: HI

Purity: 1.5%

Color and Shape: Clear colorless to yellow to orange to red-brown, Liquid

Molecular weight: 127.91

Ref: 02-L10410

Hydrochloric acid, 0.01N Standardized Solution

Controlled Product

CAS: 7647-01-0, 7732-18-5

Hydrochloric acid, 0.01N standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: ClH

Color and Shape: Liquid, Clear, colorless

Molecular weight: 36.46

Ref: 02-035648

Sodium hypochlorite, 11-15% available chlorine

CAS: 1310-73-2, 7681-52-9, 7732-18-5

Fisher Scientific - Sodium hypochlorite aqueous solution, 11-15% available chlorine, Thermo Scientific Chemicals is a reagent that can be used in synthetic oxidations.

Formula: ClNaO

Color and Shape: Clear colorless to yellow or pale yellow-green, Liquid

Molecular weight: 74.44

Ref: 02-L14709

Potassium chloride, 3M aq. soln.

Controlled Product

CAS: 7447-40-7, 7732-18-5

For refilling calomel electrodesPotassium chloride, 3M aq. solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The ori

Formula: ClK

Color and Shape: Colorless, Liquid

Molecular weight: 74.55

Ref: 02-043398

Hydrobromic acid, 99.9999% (metals basis), 48% w/w aq. soln.

CAS: 10035-10-6, 7732-18-5

Air Sensitive

Formula: BrH

Purity: 99.9999%

Color and Shape: Colorless to yellow, Liquid

Molecular weight: 80.91

Ref: 02-010991

Sodium nitrite, 0.1M Standardized Solution

CAS: 7632-00-0, 7732-18-5

Sodium nitrite, 0.1M standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: NNaO₂

Color and Shape: Colorless, Liquid

Molecular weight: 69.00

Ref: 02-043015

Sulfuric acid, 0.5N Standardized Solution

Controlled Product

CAS: 7664-93-9, 7732-18-5

Sulfuric acid, 0.5N standardized solution is used for volumetric analysis in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: H₂O₄S

Color and Shape: Clear colorless, Liquid

Molecular weight: 98.07

Ref: 02-035653

Water, 99.999% (PURATREM), 98-0295, contained in 50 ml Swagelok® cylinder (96-1070) for CVD/ALD

CAS: 7732-18-5

Water, 99.999% (PURATREM), 98-0295, contained in 50 ml Swagelok® cylinder (96-1070) for CVD/ALD

Formula: H₂O

Purity: 99.999%

Color and Shape: Colorless liq.

Molecular weight: 18.015

Ref: 08-98-8000

Interferon β-1a oxidised peptide

CAS: 7732-18-5

Interferon beta-1a oxidised peptide

Color and Shape: Off-White

Ref: 47-1223

Bisoprolol impurity standard

CAS: 7732-18-5

Bisoprolol impurity standard

Color and Shape: Colourless

Ref: 47-1228

Bac Water

CAS: 7732-18-5

Formula: H₂O

Color and Shape: Liquid

Molecular weight: 18.0153

Ref: IN-DA008N9T

Purified Water (BP, Ph. Eur.) pure

CAS: 7732-18-5

Purified Water (BP, Ph. Eur.) pure

Formula: H₂O

Purity: Pharma Grade

Color and Shape: Liquid-Clear

Molecular weight: 18.01528

Ref: 54-BIA141074

Purified Water (Pure EP grade)

CAS: 7732-18-5

Purified Water (Pure EP grade)

Formula: H₂O

Color and Shape: Liquid-Clear

Molecular weight: 18.01528

Ref: 54-BIP1406

Water molecular biology grade

CAS: 7732-18-5

Water molecular biology grade

Formula: H₂O

Color and Shape: Colourless Liquid-Clear

Molecular weight: 18.01528

Ref: 54-BIA7398

Water, distilled

CAS: 7732-18-5

Formula: H₂O

Color and Shape: Clear, colourless liquid

Molecular weight: 18.02

Ref: 7W-GK8002

Water, HPLC grade

CAS: 7732-18-5

Water, HPLC grade

Formula: H₂O

Purity: HPLC

Color and Shape: Liquid

Molecular weight: 18.02

Ref: 54-SV1156

Water, distilled, GlenBiol™, suitable for molecular biology

CAS: 7732-18-5

Formula: H₂O

Color and Shape: Clear, colourless liquid

Molecular weight: 18.02

Ref: 7W-GK8512

Water, deionised

CAS: 7732-18-5

Formula: H₂O

Color and Shape: Clear, colourless liquid

Molecular weight: 18.02

Ref: 7W-GB8233

Water, for HPLC-MS

CAS: 7732-18-5

Molecular weight: 18.01

Ref: 10-F600024

Water, GlenUltra™, analytical grade, for LC

CAS: 7732-18-5

Formula: H₂O

Color and Shape: Clear, colourless liquid

Molecular weight: 18.02

Ref: 7W-GS9307