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Celite is used as a filter for synthetic resins, chemical fibers, dyes, coatings, solvents, acids, electrolytes, glycerin, etc.
Due to its strong adsorption capacity, celite is used as a filter aid in the food industry to play the role of sterilization, impurity removal and odor removal. Due to its stable chemical properties, strong adsorption capacity, good filtration performance, and insoluble in any strong acid, celite is widely used in wastewater treatment. Celite is an important catalyst carrier, which is widely used in oxidation, reduction, hydrogenation, dehydrogenation, hydration, polymerization, conversion, synthesis, alkylation, desulfurization and other reactions.
| Item | Specifications | Results |
| Appearance | White powder | Conform |
| Loss on drying | ≤3.0% | 2.5% |
| SiO2 | ≥85% | 88% |
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| Product parameters | |
| Cas number: | 61790-53-2 |
| Appearance: | White powder |
| Purity: | 85%min |
| Package details: | 20kg/bag |
| Brand: | Fortunachem |
Celite is a brand name (originally by Johns-Manville, now often associated with Imerys or generic equivalents) for diatomaceous earth (DE), specifically processed for use as a filtration aid and functional filler. It consists of the fossilized silica shells of microscopic algae called diatoms.
It is not a pharmaceutical drug like Simvastatin, nor is it a synthetic chemical intermediate like the fluorinated diol discussed earlier. Therefore, it does not share the specific selling points of those compounds (e.g., metabolic stability, chiral synthesis, or lipophilicity). Instead, its value lies entirely in its physical structure.
Here is a breakdown of Celite and its actual selling points:
1. What is Celite?
Composition: Amorphous silica ( SiO2 ).
Structure: Highly porous, rigid, and intricate microscopic lattice structures.
Primary Use: Used globally as a filter aid to clarify liquids (beer, wine, juices, chemicals, pharmaceuticals) and as an anti-caking agent or functional filler in paints, plastics, and agriculture.
2. Does it have the "Previous" Selling Points?
No. The selling points of the fluorinated diol (metabolic stability, bioisostere introduction, chiral synthesis) are irrelevant to Celite because:
Celite is biologically inert; it is not metabolized by the body and is not used as a drug scaffold.
It has no chirality or reactive functional groups for organic synthesis.
It is a bulk commodity, not a high-value fine chemical intermediate.
3. Celite’s Actual Core Selling Points
If you are marketing or evaluating Celite, these are the correct value propositions:
High Porosity & Surface Area: Its unique skeletal structure creates a deep bed filter that traps microscopic particles while maintaining high flow rates. This is its #1 selling point for clarification.
Chemical Inertness: Being pure silica, it does not react with acids (except HF), bases, or solvents, ensuring it doesn't contaminate the product being filtered (crucial for food and pharma).
Rigidity: Unlike soft filters that compress and clog, Celite particles are rigid, preventing the filter cake from compacting under pressure, which maintains filtration efficiency.
Low Density: It adds minimal weight to formulations when used as a filler or extender.
Oil Absorption: High oil absorption capacity makes it valuable in paints, coatings, and pesticide carriers.
Thermal Stability: Can withstand high temperatures, useful in industrial processes.
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