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Home > Cosmetic Ingredient > Buffering (Find 22 items)

Cosmetic Ingredient

Buffering

Explore buffering solutions! Buffering plays a pivotal role in maintaining stable pH levels. Discover a range of buffered products with CAS NO., property details, and SDS on ECHEMI. Source buffering raw chemical materials from certified suppliers for precise pH control. Shop now for detailed product information.

Acetic acid

(64-19-7)
Acetic acid occurs in vinegar. It is producedin the destructive distillation of wood. Itfinds extensive application in the chemicalindustry. It is used in the manufacture ofcellulose acetate, acetate rayon, and variousacetate and acetyl compounds; as a solventfor gums, oils, and resins; as a food preservative in printing and dyeing; and in organicsynthesis. Glacial Acetic Acid is an acidulant that is a clear, colorless liquid which has an acid taste when diluted with water. It is 99.5% or higher

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Ammonium chloride

(12125-02-9)
Electrolyte.Mainly used in the manufacture of dry batteries and accumulators, other ammonium salts, electroplating additives, metal welding fluxes, also used in tanning leather, candle making, adhesives, etc.; used in medicine, dry batteries, fabric printing and dyeing, fertilizers, tanning leather, electroplating, detergents Etc.; mainly used in the manufacture of dry batteries and accumulators. It is a raw material for manufacturing other ammonium salts. Used as dyeing aid, electroplating bath

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Adipic acid

(124-04-9)
Adipic acid is predominantly used in the manufacture of nylon 6,6, which is essential in textiles, automotive parts, and consumer goods. It is also utilized as a food additive, providing a tart flavor in certain products. Additionally, adipic acid serves as a plasticizer and a component in the synthesis of various polyesters and polyurethanes.

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Ammonium bicarbonate

(1066-33-7)
In baking powder formulations, in cooling baths, in fire extinguishers, manufacture porous plastics, ceramics, manufacture dyes, pigments, in compost heaps to accelerate decompn, as fertilizer, for defatting textiles, in cold wave solns, in chrome leather tanning, to remove gypsum from heat exchanges and other processing equipment.

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Ammonium dihydrogen phosphate

(7722-76-1)
It is mainly used to prepare compound fertilizers, and can also be directly applied to farmland; as analytical reagents and buffers; in the food industry as leavening agents, dough regulators, yeast foods, brewing fermentation aids, and buffers. Also used as an animal feed additive. It is a high-efficiency nitrogen and phosphorus compound fertilizer. It can be used as a fire retardant for wood, paper and fabric, a dispersant for fiber processing and dye industry, a glaze for enamel, a compoundin

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Ammonia

(7664-41-7)
Used in chemical industry, food, medicine and other industries

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Ammonium thiocyanate

(1762-95-4)
In matches, double-dyeing fabrics, photography, improving & incr strength of silks weighted with tin salts, in producing grayish-black coating on zn, manufacture transparent artificial resins, thiourea, in pesticides, in determination & detection of small quantities of iron, determination of ag, hg, etc.

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Azelaic acid

(123-99-9)
antifungal, binds to membrane sterols

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Ammonium hydroxide

(1336-21-6)
Ammonia solution, also known as ammonium hydroxide, ammonia water, ammonical liquor, ammonia liquor, aqua ammonia, aqueous ammonia, or simply ammonia, is a solution of ammonia in water. It can be denoted by the symbols NH3(aq). Although the name ammonium hydroxide suggests an alkali with composition [NH4+][OH−], it is actually impossible to isolate samples of NH4OH, as these ions do not comprise a significant fraction of the total amount of ammonia except in extremely dilute solutions.

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Buffering refers to the process of minimizing fluctuations or maintaining stability, often applied in the context of managing and regulating pH levels of makeup products in solutions. According to their chemical properties, buffering can be classified into inorganic buffers, such as phosphates, and organic buffers, such as amino acids. According to their pH-regulating functions, buffering can be categorized as acidic, neutral, and alkaline buffers. According to their compatibility with different components, buffering can also be divided into water-soluble and oil-soluble buffers. "Buffering" on ECHEMl primarily provides raw materials for the buffering agent.

More Information

Buffering products are used to maintain stable pH levels in various applications, whether it's in pharmaceuticals, cosmetics, or food processing.

Buffering products work by resisting changes in pH when acids or bases are added, thereby stabilizing the solution. This property is especially valuable in cosmetic production, where precise pH control is necessary for different formulas.

Causes of pH fluctuations
•Addition of acidic or alkaline substances.
•Biological processes producing acids or bases.
•Environmental factors influencing pH levels, such as temperature or humidity fluctuations.

Frequently Asked Questions

What is buffering in chemistry and industrial applications?

Buffering refers to the ability of a solution to resist changes in pH when small amounts of acid or base are added. In industrial and laboratory settings, buffering agents—often weak acids or bases combined with their conjugate salts—are used to maintain stable pH levels critical for chemical reactions, biological processes, and product formulations. Common examples include phosphate buffers, acetate buffers, and citrate buffers.

Why is buffering important in pharmaceutical manufacturing?

Buffering is essential in pharmaceutical manufacturing because many active pharmaceutical ingredients (APIs) and biological compounds are sensitive to pH fluctuations. Maintaining a consistent pH ensures drug stability, efficacy, and safety during production, storage, and delivery. Buffer systems also help mimic physiological conditions in injectables and ophthalmic solutions, reducing irritation and improving patient tolerance.

How do I choose the right buffering agent for my application?

Selecting the appropriate buffering agent depends on several factors:1. The required pH range—the buffer should have a pKa close to the target pH.2. Compatibility with other components in the formulation.3. Regulatory approval for intended use (e.g., USP/NF grade for pharmaceuticals).4. Stability under processing conditions like temperature and sterilization.5. Minimal interference with analytical methods or biological activity.Common choices include Tris, HEPES, phosphate, and citrate buffers, each suited to specific applications.

What are common types of buffering agents used in biotechnology?

In biotechnology, buffering agents must support cell viability and enzyme activity while maintaining precise pH control. Widely used buffers include:• Phosphate-buffered saline (PBS) for cell washing and dilutions.• HEPES for cell culture media due to its minimal metal binding and good buffering capacity at physiological pH.• Tris-HCl in molecular biology applications like electrophoresis and PCR.These buffers are selected based on their ionic strength, osmolality, and non-toxicity to biological systems.

Can buffering affect product shelf life and stability?

Yes, effective buffering significantly enhances product shelf life and stability—especially in pharmaceuticals, cosmetics, and food products. Uncontrolled pH shifts can lead to degradation of active ingredients, microbial growth, or changes in texture and color. A well-designed buffer system minimizes these risks by stabilizing pH throughout the product’s lifecycle, from manufacturing through storage and use.

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