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Alumina Powder Neutral

Product Code: RXSOL-24-1905-026

Categories: Clean Air deodorizer-24
Product Short Description: Alumina Powder (Neutral Aluminium Oxide, Al₂O₃), it is a high-purity adsorbent and abrasive material widely used in chromatography, chemical processing, polishing, filtration, ceramics, and laboratory applications.
Product Description:
Aluminum(III) oxide is also called aluminum oxide. In mineral form it is called corundum and is referred to as alumina in conjunction with mining and aluminum industries.Aluminum oxide occurs as a white crystalline powder.
Aluminum(III) oxide is also called aluminum oxide. In mineral form it is called corundum and is referred to as alumina in conjunction with mining and aluminum industries.Aluminum oxide occurs as a white crystalline powder.
Appearance : White to off-white powder
: Insoluble in water
: 5.00 - 8.00
Solubility
pH (10% aqueous suspension at
25°C)
Particle size 1
Particle size 2
: min. 80.00% passing through 70 mesh (210 µm)
: max. 20.00% passing through 230 mesh (63 µm) 
 
Product Application:

Neutral Alumina Powder (Neutral Aluminium Oxide, Al₂O₃), it is a high-purity adsorbent and abrasive material widely used in chromatography, chemical processing, polishing, filtration, ceramics, and laboratory applications.

Product Dose:

Neutral Alumina Powder Manufacturer & Supplier in India, UAE and Oman

Neutral Alumina Powder, also known as Neutral Aluminium Oxide (Al₂O₃), is a high-performance inorganic adsorbent and specialty chemical used in chromatography, chemical separation, purification, laboratory analysis, catalyst applications, and selected industrial processes.

Neutral alumina is valued for its controlled surface properties and adsorption capability. In chromatography, neutral alumina is particularly useful for separating and purifying various organic compounds. Commercial neutral alumina grades are available with controlled particle size, activity, pH, and pore characteristics according to the intended application.

For industries and laboratories looking for a reliable Neutral Alumina Powder Manufacturer and Supplier in India, UAE, and Oman, product consistency, particle-size control, activity grade, purity, packaging, and technical documentation are important purchasing considerations.

Product Note:

What is Neutral Alumina Powder?

Neutral Alumina Powder is a form of aluminium oxide (Al₂O₃) with a surface condition designed to provide approximately neutral characteristics for specific adsorption and separation applications.

Unlike acidic or basic alumina, neutral alumina is generally selected when a less chemically reactive adsorbent is required. In chromatography, it is used for the separation of compounds such as aldehydes, ketones, quinones, esters, lactones, and glucosides.

Neutral alumina can be supplied in different particle sizes and activity levels depending on whether it is intended for column chromatography, thin-layer chromatography, laboratory purification, adsorption, or other specialized applications.

Chemical Name and Basic Information

  • Product Name: Neutral Alumina Powder

  • Chemical Name: Aluminium Oxide

  • Chemical Formula: Alâ‚‚O₃

  • CAS Number: 1344-28-1

  • Form: Powder / granules

  • Nature: Neutral

  • Water Solubility: Insoluble

  • Applications: Adsorption, chromatography, purification, chemical processing, laboratory analysis

Technical specifications can vary significantly between grades. For example, commercial chromatography grades may specify particle size, pH, pore diameter, density, and activity level. One commercially available neutral aluminium oxide grade specifies a particle size of 5–40 μm, a pore diameter of 60 Å, and a slurry pH around 7.6. 

Remarks:

Neutral Alumina Powder for Chromatography

One of the most important applications of Neutral Alumina Powder is chromatographic separation and purification.

Neutral alumina acts as a polar adsorbent and can selectively retain compounds based on their interaction with the alumina surface. Shimadzu describes neutral alumina as a strongly polar sorbent used in normal-phase chromatography for retaining or removing polar compounds. It is used in:

  • Column chromatography

  • Thin-layer chromatography

  • Sample purification

  • Organic compound separation

  • Analytical chemistry

  • Petroleum and hydrocarbon analysis

  • Pharmaceutical research

  • Chemical research laboratories

The U.S. EPA also specifies neutral chromatographic-grade alumina for an alumina column cleanup and separation procedure for petroleum wastes. (US EPA)

Major Applications of Neutral Alumina Powder

1. Column Chromatography

Neutral Alumina Powder is widely used as a stationary phase in column chromatography for separating and purifying organic compounds.

Particle size and activity are selected according to the required separation characteristics and column configuration.

2. Thin-Layer Chromatography

Specialized neutral alumina grades are also available for TLC applications. Commercial products are manufactured with controlled particle sizes and pore structures to provide consistent chromatographic performance.

3. Chemical Purification

Neutral alumina can be used as an adsorbent during the purification of organic chemicals, intermediates, and laboratory samples.

Its adsorption characteristics allow specific components to be retained while other components pass through the chromatographic medium.

4. Pharmaceutical Research

Neutral alumina is used in selected pharmaceutical research and laboratory applications involving compound separation, purification, and analytical sample preparation.

The appropriate pharmaceutical or analytical grade should always be selected according to the applicable specification and intended use.

5. Petroleum and Hydrocarbon Analysis

Alumina is used in analytical methods for petroleum-related samples and hydrocarbon separation. Neutral chromatographic alumina can provide controlled adsorption for specific analytical procedures. 

6. Catalyst and Chemical Processing

Aluminium oxide is also used as a catalyst support and adsorbent in chemical processing. Specialty alumina manufacturers offer products with controlled particle size, surface area, crystallinity, and other properties for catalyst and industrial applications.

Benefits of Neutral Alumina Powder

Controlled Adsorption

Neutral alumina provides useful adsorption characteristics for separation and purification applications.

Neutral Surface Properties

Compared with acidic and basic alumina grades, neutral alumina is selected when a more neutral surface condition is desirable for the target separation.

Excellent Chemical Stability

Aluminium oxide offers high chemical and thermal stability, making alumina useful in demanding laboratory and industrial environments.

Adjustable Particle Size

Neutral alumina can be supplied in different particle-size ranges to suit chromatography and other applications.

Versatile Applications

Its use extends from laboratory chromatography and analytical testing to specialized chemical processing and adsorption applications.

Neutral Alumina vs. Acidic and Basic Alumina

Alumina used for chromatography is commonly categorized according to its surface characteristics:

Neutral Alumina: Used for separations where neutral surface conditions are preferred and is commonly applied to compounds including aldehydes, ketones, quinones, esters, lactones, and glucosides.

Basic Alumina: More alkaline and commonly selected for chromatography of compounds that are stable under alkaline conditions.

Acidic Alumina: More acidic and used for selected separations involving acidic compounds and acid-sensitive applications.

Choosing the correct alumina type is essential because surface activity and pH can significantly influence chromatographic separation.

Product Tag Identification:
Product Useful Area:

Neutral Alumina Powder Manufacturer in India

India has a strong chemical, pharmaceutical, laboratory, ceramics, catalyst, and specialty-materials industry, creating demand for high-quality alumina products.

A reliable Neutral Alumina Powder Manufacturer in India should be able to provide controlled specifications for:

  • Alâ‚‚O₃ purity

  • pH

  • Particle size

  • Activity grade

  • Bulk density

  • Surface area

  • Pore characteristics

  • Moisture content

  • Packaging

  • Batch consistency

Keyword

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Packaging Size

Supply Location

Neutral Alumina Powder Supplier in UAE

The UAE is an important regional distribution and trading hub for specialty chemicals, laboratory chemicals, industrial materials, and raw materials.

A professional Neutral Alumina Powder Supplier in UAE can support customers in Dubai, Abu Dhabi, Sharjah, Ajman, Ras Al Khaimah, Fujairah, and other industrial locations.

For UAE customers, important purchasing factors include:

  • Local stock availability

  • Imported and regional supply options

  • Industrial and laboratory grades

  • Packaging flexibility

  • Technical documentation

  • COA and SDS availability

  • Reliable delivery

  • Bulk supply capability

Neutral Alumina Powder Supplier in Oman

Oman's expanding chemical, oil and gas, laboratory, manufacturing, and industrial sectors create demand for specialty adsorbents and aluminium oxide products.

A Neutral Alumina Powder Supplier in Oman can support industrial and laboratory customers in Muscat, Sohar, Salalah, Duqm, Barka, Rusayl, Nizwa, and other locations.

For industrial procurement, customers should specify the required Al₂O₃ grade, particle size, activity, pH, purity, packaging, and application before placing an order.

Free Delivery / Supply Locations

Oman, Bahrain, Abu Dhabi, Ajman, Al Ain, Dubai, Ras Al-Khaimah, Fujairah, Sharjah, Umm Al Quwain, Ruwais, Mina Zayed, Khalifa Port, Kizad, Jebel Ali, Port Rashid, Khor Fakkan, Sharjah Creek, Port of Hamriyah, Mussafah Port, Saqr Port, Dibba Port, Jebel Dhanna, Mina Al Hamriya, and all major UAE ports.