Functional Role

pH Adjusters & Buffers

195 products serving this function

pH adjusters and buffers set and hold acidity for stability, performance, and safety. RawSource supplies acids, alkalis, citrates, and phosphate buffers in bulk.

Amines & Amides
1,2-Diaminocyclohexane (1,2-DACH)
CAS 694-83-7
A vicinal cycloaliphatic diamine used as a chelating and heterocyclic building block. Industry references record its use in the synthesis of nitrogen-heterocyclic derivatives and in corrosion-inhibitor chemistry.
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Acids & Salts
2-Hydroxyisobutyric Acid (α-Hydroxyisobutyric Acid)
CAS 594-61-6
A compact branched α-hydroxy acid used as a synthetic building block and intermediate. It is used as a chemical intermediate and a building block in organic synthesis.
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Amines & Amides
4-Methylmorpholine (NMM)
CAS 109-02-4
Tertiary-amine catalyst for polyester-polyol polyurethane flexible block foam Mild basic catalyst that promotes the urethane cure reaction Also serves as an acid scavenger/base in related industrial syntheses
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Amines & Amides
4,4′-Diaminodicyclohexylmethane (PACM, H12MDA)
CAS 1761-71-3
A cycloaliphatic diamine hardener and isocyanate precursor prized for light-stable, weather-resistant networks. Diamines of this class are used as curing agents (hardeners) for epoxy resins and as chemical intermediates, including the precursor to hydrogenated MDI (H12MDI) for light-stable polyurethanes.
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Amines & Amides
4,4′-Methylenebis(2-methylcyclohexylamine) (MMCA)
CAS 6864-37-5
A cycloaliphatic diamine that cures epoxy systems into light-stable, heat-resistant networks. Diamines of this class are used as curing agents (hardeners) for epoxy resins and as chemical intermediates.
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Acids & Salts
Acetamide (Ethanamide)
CAS 60-35-5
A versatile amide solvent and plasticizer with strong solubilizing power for organic and inorganic compounds. It is used as a solvent, plasticizer, stabilizer, and wetting/penetrating agent, and as a humectant and intermediate in organic synthesis.
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Acids & Salts
Acetic Acid (Glacial Acetic Acid, Ethanoic Acid)
CAS 64-19-7
A foundational carboxylic acid feedstock and acidulant spanning chemical synthesis, textiles, and food. It is used to manufacture acetic anhydride and other organic chemicals for the plastics, pharmaceutical, dye, textile, rubber, and photographic industries, and as an acidifying and neutralizing agent.
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Acids & Salts
Acetic Anhydride
CAS 108-24-7
The workhorse acetylating and dehydrating agent for cellulose acetate, esters, and fine-chemical synthesis. It is consumed in the manufacture of cellulose acetate fibers and plastics, vinyl acetate, acetate esters, and esterified food starch, and as an acetylating agent in the production of dyes, perfumes, and…
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Solvents - Oxygenated
Acetone (Propanone)
CAS 67-64-1
Acetone is the workhorse fast-evaporating ketone solvent — it dissolves fats, oils, resins, rubber and plastics cleanly and is a major feedstock for downstream ketone chemistry.
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Acids & Salts
Adipic Acid
CAS 124-04-9
The dicarboxylic-acid backbone of nylon 6,6, polyester polyols, and plasticizers. Its principal markets are feedstock for nylon 6,6 resins and fibers, polyester polyols, and plasticizers; it is also used in polyurethane foams, lubricants, adhesives, and as a food acidulant.
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Mineral Fillers & Pigments
Aluminum Chloride Hexahydrate (AlCl3·6H2O)
CAS 7784-13-6
The water-soluble hydrated aluminum chloride used in cosmetic astringent and industrial processing formulations. It is used as an astringent/antiperspirant ingredient in cosmetics and as a precursor and processing aid in textile dyeing, wood preservation, and photographic and petroleum applications.
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Mineral Fillers & Pigments
Aluminum Chloride, Anhydrous (AlCl3)
CAS 7446-70-0
The benchmark Lewis-acid catalyst for Friedel-Crafts chemistry and a precursor to aluminum compounds. It is the classic catalyst for Friedel-Crafts acylation and alkylation and serves as a chemical intermediate for numerous aluminum compounds, with further use in petroleum cracking and the manufacture of rubbers and…
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Acids & Salts
Aluminum Sulfate (Alum)
CAS 10043-01-3
The workhorse aluminum coagulant for water and wastewater clarification, also used across paper, textile, and leather processing. It also serves as a sizing agent in papermaking, a mordant in textile dyeing, a leather-tanning agent, and in fireproofing and waterproofing of cloth and concrete.
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Acids & Salts
Aluminum Zirconium Octachlorohydrex Gly
CAS 134910-86-4
A glycine-buffered aluminum-zirconium chlorohydrate complex supplied as an antiperspirant active for personal-care formulators. It is used as an astringent antiperspirant and deodorant active in personal-care formulations.
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Amines & Amides
Aminoethylethanolamine (AEEA)
CAS 111-41-1
A bifunctional amino-alcohol intermediate for chelants, surfactants, and metalworking-fluid additives. It is used as a chemical intermediate, a textile-finishing compound, and an additive to metalworking/cutting oils, and it functions as a corrosion inhibitor and pH-regulating agent.
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Solvents - Oxygenated
Aminomethyl Propanol (AMP, 2-Amino-2-Methyl-1-Propanol)
CAS 124-68-5
A multifunctional amino alcohol used as a neutralizer, emulsifier, and acid-gas absorbent. Industry references record its use as a neutralizer/pH regulator and emulsifying agent in cosmetic creams and lotions, mineral-oil and wax emulsions, as an intermediate for surface-active agents, and as an absorbent for acidic…
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Specialty Additives
Ammonia (Anhydrous Ammonia)
CAS 7664-41-7
Anhydrous ammonia — the foundational nitrogen feedstock for fertilizers, refrigeration, and chemical synthesis. The majority of production goes to fertilizers; it is also used as a refrigerant gas and as a feedstock for nitric acid, urea, plastics, explosives, synthetic fibers, and dyes, with further use…
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Acids & Salts
Ammonium Bicarbonate
CAS 1066-33-7
An ammonium salt that decomposes cleanly to gas — used as a leavening and blowing agent and a scale remover. It is used as a leavening (raising) agent in baked goods, as a blowing agent for foamed plastics and rubber, in ceramics, fire-extinguishing compounds, and…
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Acids & Salts
Ammonium Bifluoride (Ammonium Hydrogen Fluoride)
CAS 1341-49-7
An acid-fluoride salt used for glass etching, metal brightening, and oilfield acidizing. It is used for glass etching and frosting, aluminum and metal brightening and pickling, electroplating, oil-well acidizing, and sterilizing food-processing and dairy equipment, and as a flux.
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Acids & Salts
Ammonium Carbonate
CAS 506-87-6
Lump-grade ammonium carbonate for leavening, textile, and ceramic applications. It is used as a leavening agent in baked goods, in ceramics and fire-extinguishing compounds, as a mordant in textile dyeing and for washing/degreasing wool, and as an intermediate for other ammonium salts and dyes.
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Acids & Salts
Ammonium Carbonate
CAS 10361-29-2
Powder-grade ammonium carbonate for leavening, buffering, and textile processing. It is used as a leavening agent in baked goods, as a buffering agent, in ceramics and fire-extinguishing compounds, as a textile mordant, and as an intermediate for other ammonium salts.
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Acids & Salts
Ammonium Chloride (Sal Ammoniac)
CAS 12125-02-9
Sal ammoniac — a versatile salt used as a soldering flux, battery electrolyte, and plating and dyeing aid. It is used as a soldering and galvanizing flux, in dry-cell (Leclanché) batteries, in electroplating and zinc/tin plating, as a mordant in textile dyeing, as a pickling…
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Acids & Salts
Ammonium Citrate Dibasic (Diammonium Citrate)
CAS 3012-65-5
The diammonium citrate salt used for buffering, metal-ion sequestration, and as an analytical reagent. It is used as a buffering agent and a chelating/sequestering agent, as an analytical reagent for phosphate determination in fertilizers, and in rustproofing and cotton/textile printing.
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Acids & Salts
Ammonium Hydroxide (Aqueous Ammonia)
CAS 1336-21-6
Aqueous ammonia for pH adjustment, cleaning, water treatment, and chemical manufacturing. It is used in the manufacture of rayon and textiles, pulp and paper, rubber, detergents and cleaners, and inks; in water purification and pH adjustment; in photographic development; and in metal extraction and refining.
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Acids & Salts
Ammonium Nitrate (AN)
CAS 6484-52-2
Technical-grade ammonium nitrate serving both nitrogen fertilization and industrial oxidizer demand. Industry references record its dominant uses as a high-nitrogen fertilizer and as an oxidizer in industrial and mining explosives, with additional use in instant cold packs (endothermic dissolution) and as a chemical intermediate.
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Acids & Salts
Ammonium Polyphosphate (APP)
CAS 68333-79-9
A halogen-free phosphate widely used as the acid source in intumescent fire-retardant systems. It is used as a halogen-free flame retardant in intumescent coatings and polymers and as a phosphorus-nitrogen source in liquid fertilizers.
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Acids & Salts
Ammonium Sulfate (AS)
CAS 7783-20-2
A dual-nutrient sulfate salt that supplies both nitrogen and sulfur while also serving process roles in tanning, flameproofing, and water treatment. It is used as a nitrogen-and-sulfur fertilizer, as a flame-retardant additive for fabrics and paper, in tanning and galvanizing, in water treatment, and as…
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Acids & Salts
Ammonium Sulfite (Ammonium Sulfite Monohydrate)
CAS 7783-11-1
A reducing-chemistry inorganic salt supplied in purified monohydrate form. Industry references record its use in photographic processing, in caramel-color production, in refractory-brick manufacture, in lubricant production, and as an intermediate toward ammonium thiosulfate and ammonium chloride.
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Acids & Salts
Arachidyl Oleate (Icosyl Oleate)
CAS 22393-88-0
A long-chain wax-ester emollient supplying rich, cushioned skin feel in anhydrous and emulsified systems. Esters of this class are used as emollients and skin-feel/texture modifiers in cosmetic and personal-care formulations.
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Acids & Salts
Ascorbic Acid (Vitamin C)
CAS 50-81-7
Ascorbic acid (Vitamin C) is a water-soluble antioxidant and reducing agent for food preservation, fortification, personal care and analysis.
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Amines & Amides
Beta-Alanine
CAS 107-95-9
A beta-amino acid feedstock bridging vitamin synthesis, supplements, and plating chemistry. Established uses include service as a building block for pantothenic acid (vitamin B5) and its derivatives, a nutritional-supplement ingredient, a flavoring agent, and a buffer in electroplating.
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Acids & Salts
Boric Acid (Orthoboric Acid)
CAS 10043-35-3
A primary boron feedstock bridging glassmaking, fluxing, and flame-retardant treatments. It is used in the manufacture of borosilicate glass and glass fiber, as a flux in metallurgy and soldering, as a flame retardant for cellulose insulation and textiles, and as a wood preservative.
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Solvents - Oxygenated
Butanol (n-Butanol, n-Butyl Alcohol)
CAS 71-36-3
A versatile four-carbon solvent and chemical intermediate for coatings, resins, and downstream butyl derivatives. It is used as a solvent for paints, lacquers, varnishes, natural and synthetic resins, gums, and dyes, and as a chemical intermediate in the manufacture of butyl esters, ethers, and other…
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Amines & Amides
Butylamine (n-Butylamine)
CAS 109-73-9
A primary aliphatic amine intermediate for rubber chemicals, agrochemicals, dyes, and emulsifiers. It is used as an intermediate in the synthesis of rubber accelerators and vulcanizing agents, agrochemicals, dyes, pharmaceuticals, emulsifiers, and synthetic tanning agents.
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Mineral Fillers & Pigments
Calcium Carbonate
CAS 471-34-1
A versatile mineral filler, extender, and acid-neutralizing additive across plastics, paper, coatings, and food. It is used as a filler and extender in plastics, paper, paints, adhesives, and sealants; as an opacifier, pH/buffering agent, and abrasive; and as a food additive (dough conditioner, anti-caking, and…
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Acids & Salts
Calcium Citrate (Tricalcium Citrate)
CAS 813-94-5
A free-flowing calcium salt of citric acid valued where soluble calcium and citrate buffering are needed in food and beverage systems. It is used as a food additive functioning as an acidity regulator, sequestrant, buffer, and firming agent, and to improve the baking properties of…
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Acids & Salts
Calcium Citrate Tetrahydrate (Tricalcium Citrate Tetrahydrate)
CAS 5785-44-4
The hydrated calcium citrate grade supplying soluble calcium for fortified food and supplement applications. It is used as a calcium-fortification and supplement ingredient, a sequestrant, and a buffer in foods, and as an anticaking agent in dry mixes.
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Acids & Salts
Calcium Formate
CAS 544-17-2
A versatile calcium salt bridging construction, animal-feed, and industrial-process chemistry. It is used as a concrete set accelerator, a silage and food preservative, a binder for fine-ore briquettes, and a component of drilling fluids and lubricants; it also serves in chrome tanning and flue-gas scrubbing.
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Specialty Additives
Calcium Hydroxide (Slaked Lime, Hydrated Lime)
CAS 1305-62-0
A workhorse alkali for construction, water treatment, and pH control across industrial process streams. It is used in mortar, plaster, and cement; in water and wastewater treatment; in paper-pulp production; in leather dehairing; and as a pH-adjusting and buffering agent, including food-additive use as a…
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Acids & Salts
Calcium Lactate
CAS 814-80-2
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Acids & Salts
Calcium Nitrate
CAS 13477-34-4
A fully water-soluble nitrate salt that delivers plant-available calcium and nitrogen while accelerating concrete set and curbing sewer odor. It is used as a fast-acting calcium-and-nitrogen fertilizer, as a set accelerator for concrete (notably in cold-weather placement), and in wastewater treatment to suppress hydrogen sulfide…
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Specialty Additives
Calcium Oxide (Quicklime)
CAS 1305-78-8
The high-tonnage lime feedstock underpinning metallurgy, construction, and water treatment. It is used in steelmaking as a flux, in construction materials, in non-ferrous ore flotation, in paper-pulp and glass manufacture, in water and sewage treatment, and as a dehydrating agent.
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Acids & Salts
Carbamide Peroxide (Urea Peroxide, Urea Hydrogen Peroxide)
CAS 124-43-6
A stable, dry-handling source of hydrogen peroxide for oxidation and bleaching duties. It is used as a controlled oxidizing and bleaching agent - including hair bleaching and oxidation of permanent-wave systems - and in plastics manufacture, blueprint development, and starch modification.
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Acids & Salts
Caustic Soda Beads (Sodium Hydroxide)
CAS 1310-73-2
A high-purity solid alkali for neutralization, saponification, and pH control across heavy industry. It is used to neutralize acids and produce sodium salts, to saponify fats in soap manufacture, and across petroleum refining, pulp and paper, textile processing, metal cleaning, and water treatment.
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Specialty Additives
Cinnamaldehyde (Cinnamic Aldehyde)
CAS 104-55-2
The defining flavor and aroma molecule of cinnamon, doubling as an electroplating brightener and agricultural active. It is widely used as a flavoring agent in foods, beverages, and chewing gum and as a fragrance ingredient in perfumery.
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Acids & Salts
Citric Acid (E330)
CAS 77-92-9
Citric acid is a food- and industrial-grade tricarboxylic acid that does double duty — a tart acidulant and pH buffer, and a metal-ion chelating sequestrant.
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Acids & Salts
Copper Sulfate Pentahydrate (Cupric Sulfate, Blue Vitriol)
CAS 7758-99-8
A blue crystalline copper(II) salt used across agriculture, water treatment, plating, and laboratory work. Industry references record use as a soil amendment/fertilizer micronutrient, a chelating agent, an etching and plating agent, a pigment, and a registered algaecide/fungicide.
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Mineral Fillers & Pigments
Coral Calcium Powder (Calcium Carbonate)
CAS 37220-17-0
A marine-sourced calcium carbonate supplied as a calcium ingredient for supplement and fortification use. Used as a calcium-source ingredient in dietary-supplement and food and beverage fortification applications.
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