Functional Role

Preservatives

182 products serving this function

Preservatives protect formulas from microbial spoilage over shelf life. RawSource supplies parabens, phenoxyethanol, organic acids, and isothiazolinones in bulk.

Acids & Salts
Sodium Citrate (Trisodium Citrate)
CAS 68-04-2
A citrate buffer and metal sequestrant that holds pH steady across food, detergent, and plating baths. It controls pH and binds metal ions in food, cleaning, and industrial formulations.
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Acids & Salts
Sodium Diacetate
CAS 126-96-5
A solid-form acetic-acid source that delivers acidity, buffering, and shelf-stability to foods and feed. Used in food processing as an acidulant, buffer, and flavoring agent, as a mold and rope inhibitor in baked goods, and as a preservative for hay and silage.
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Acids & Salts
Sodium Erythorbate
CAS 6381-77-7
An economical isoascorbate antioxidant that protects color and flavor in cured-meat and food systems. Used in food processing as an antioxidant and color-fixing (curing) agent, particularly in cured and processed meats.
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Acids & Salts
Sodium Formaldehyde Bisulfite (Sodium Hydroxymethanesulfonate)
CAS 870-72-4
A formaldehyde-bisulfite adduct delivering controlled reducing power for textile and mineral-processing operations. Used as a reducing and stripping agent in textile dyeing, as a developer component in photography, and as a reagent in lead-zinc ore flotation.
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Amines & Amides
Sodium Hydroxymethylglycinate
CAS 70161-44-3
A glycine-derived, water-soluble preservative for aqueous personal-care and industrial systems. Used as a preservative in water-based personal-care and industrial formulations.
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Acids & Salts
Sodium Nitrate (Chile Saltpeter)
CAS 7631-99-4
Inorganic nitrate oxidizer for glass, explosives, nitric-acid synthesis, and heat-transfer salts. HSDB documents its use in fertilizers, as the oxidizing component of explosives and blasting agents, as an oxidizer and fluxing agent in glass and enamel manufacture, and in the production of nitric acid and…
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Acids & Salts
Sodium Nitrite
CAS 7632-00-0
Inorganic nitrite for meat curing, corrosion inhibition, and diazotization chemistry. HSDB documents its use as a color fixative and preservative in cured meats and fish, as a corrosion inhibitor in multipurpose greases and heat-transfer salts, in textile dyeing and printing, and in metal treatment and…
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Phosphate Esters & Derivatives
Sodium Phytate (Sodium Inositol Hexaphosphate)
CAS 14306-25-3
A plant-derived chelant that sequesters metal ions where a phosphate-based alternative is preferred. It is used as a chelating agent that binds metal ions in formulations.
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Acids & Salts
Sodium Propionate
CAS 137-40-6
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Acids & Salts
Sodium Sulfite
CAS 7757-83-7
Inorganic sulfite reducing agent and oxygen scavenger for water treatment and bleaching. HSDB documents its use in photographic developers, textile and paper bleaching as an antichlor, in dye manufacture, and as an oxygen scavenger in boiler-water and oilfield treatment.
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Acids & Salts
Sodium Thiosulfate
CAS 7772-98-7
Inorganic thiosulfate for photographic fixing, dechlorination, and chrome reduction. HSDB documents its use as a photographic fixer that dissolves silver halides, as an antichlor for dechlorinating bleached paper and textiles, in wastewater treatment to reduce chlorine and chromium, in chrome leather tanning, and as a…
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Acids & Salts
Sorbic Acid
CAS 110-44-1
An unsaturated short-chain fatty acid widely used as a mold and yeast inhibitor in food, cosmetic, and coating systems. It is used as a mold and yeast inhibitor, fungistatic agent, and preservative in foods, cosmetics, tobacco, and silk-screen inks, as well as a component of…
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Natural Extracts & Oils
Soybean Oil Unsaponifiables (Glycine Soja)
CAS 68308-49-6
Phytosterol-rich lipid concentrate that boosts the conditioning fraction of a cosmetic oil phase. Used as a skin-conditioning emollient and lipid-replenishing ingredient in cosmetic and personal-care formulations.
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Acids & Salts
Stannous Chloride Dihydrate (Tin(II) Chloride)
CAS 10025-69-1
A strong tin(II) reducing agent and mordant for plating, dyeing, and chemical-processing operations. It is used as a reducing agent, a mordant in textile dyeing, a tin-plating and electroplating agent, and in the manufacture of dyes, pigments, and sensitized paper; it is also recognized as…
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Surfactants - Cationic
Stearalkonium Chloride
CAS 122-19-0
A cationic quaternary-ammonium surfactant used for hair conditioning and antistatic performance. It is used as a cationic surfactant, emulsifier, and conditioning/antistatic agent, including in personal-care products and industrial cleaners.
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Surfactants - Cationic
Steartrimonium Chloride (Stearyltrimethylammonium Chloride)
CAS 112-03-8
A mono-alkyl trimethyl quaternary-ammonium cationic used for hair conditioning and antistatic effect. It is used as a hair-conditioning agent in cosmetic formulations.
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Specialty Additives
Superoxide Dismutase (SOD)
CAS 9054-89-1
An antioxidant metalloenzyme, supplied with phospholipids, for use as an active ingredient in cosmetic formulations. By INCI, superoxide dismutase is used as an antioxidant in cosmetic formulations.
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Acids & Salts
Suttocide A 50%
CAS 70161-44-3
A silicone blend used in cosmetics for its smooth, silky texture.
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Specialty Additives
tert-Butylhydroquinone (TBHQ)
CAS 1948-33-0
A high-efficiency monocyclic phenolic antioxidant, particularly effective in polyunsaturated vegetable oils. It is used to retard oxidation and rancidity in edible fats and oils (an FDA-permitted food antioxidant), is especially effective in polyunsaturated vegetable oils such as soybean oil, and is used as an antioxidant…
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Esters
Tetrahexyldecyl Ascorbate (Ascorbyl Tetraisopalmitate)
CAS 183476-82-6
A lipophilic, oil-soluble vitamin C ester formulated as an antioxidant and skin-conditioning active for cosmetics. By INCI/PubChem, it is used in cosmetic formulations as an antioxidant and skin-conditioning agent.
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Specialty Additives
Tetrahydrocurcumin
CAS 36062-04-1
A colorless, hydrogenated curcumin derivative supplied as a cosmetic antioxidant active. By INCI/PubChem, it is used as an antioxidant in cosmetic formulations.
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Amines & Amides
Tetrasodium EDTA (EDTA·4Na, Tetrasodium Edetate)
CAS 64-02-8
A strong tetrasodium chelant for sequestering metal ions in cleaning, water-treatment, and process formulations. It binds polyvalent metal ions and is used across water treatment, detergents and cleaners, textiles, pulp and paper, and photographic processing.
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Phosphate Esters & Derivatives
Tetrasodium Etidronate (Tetrasodium HEDP)
CAS 3794-83-0
A tetrasodium phosphonate chelant engineered for scale and corrosion control in industrial water treatment. /CIR, it functions as a chelating, anti-scaling, and dispersing agent in cleaning and water-treatment systems.
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Surfactants - Nonionic
Tocopheryl Glucoside
CAS 104832-72-6
A water-compatible vitamin E (tocopherol) derivative for personal-care formulation. It is supplied as an ingredient for cosmetic and personal-care formulations.
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Solvents - Aromatic
Toluene (Methylbenzene)
CAS 108-88-3
A workhorse aromatic solvent and petrochemical building block for coatings, adhesives, and downstream synthesis. It serves as a solvent for paints, coatings, inks, adhesives, gums, and resins, as a feedstock for producing benzene and other organic chemicals, and as an octane-boosting gasoline blendstock.
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Specialty Additives
Tolyltriazole (Methylbenzotriazole, TTA)
CAS 29385-43-1
A copper-selective corrosion inhibitor for coolants, antifreeze, and water-treatment packages. It protects copper and copper-alloy surfaces in coolants, antifreeze, metalworking fluids, and water-treatment systems, and also serves as a chemical intermediate.
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Natural Extracts & Oils
Tremella Fuciformis Extract
CAS 778577-37-0
A fungal botanical extract used as an ingredient in personal-care formulation. It is supplied as an ingredient for cosmetic and personal-care formulations.
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Specialty Additives
Triclocarban (TCC, Trichlorocarbanilide)
CAS 101-20-2
A chlorinated urea bacteriostat historically formulated into bar soaps and incorporated into plastics for material protection. It has been used as a bacteriostat in cleansing-product formulations and as a material preservative (bacteriostat) in plastics.
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Specialty Additives
Triethanolamine Stearate (TEA-Stearate)
CAS 82009-17-4
An amine-soap emulsifier that forms stable oil-in-water systems on neutralization. It is supplied as an anionic emulsifier for personal-care and industrial formulations.
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Esters
Triethyl Citrate (TEC)
CAS 77-93-0
A citrate-ester plasticizer for cellulosic films and soft PVC that doubles as a flavor-and-fragrance carrier. It plasticizes cellulose acetate, cellulose nitrate, cellulose ethers, and soft PVC, and is used in coatings as a coalescing agent.
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Amines & Amides
Trolamine Salicylate (TEA-Salicylate)
CAS 2174-16-5
The triethanolamine salt of salicylic acid, supplied as an approximately 90% aqueous solution for cosmetic formulation use. It is listed by CIR/PubChem as a cosmetic formulation ingredient.
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Natural Extracts & Oils
Turmeric Extract (Curcumin, Curcuminoids)
CAS 84775-52-0
A high-strength curcuminoid extract serving both natural-color and nutraceutical ingredient supply chains. It is used as a natural yellow colorant (curcumin) in food and cosmetic applications and as a standardized curcuminoid ingredient supplied to dietary-supplement manufacturers.
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Acids & Salts
Undecylenic Acid (10-Undecenoic Acid)
CAS 112-38-9
A terminally unsaturated fatty acid prized as both a fragrance/flavor material and a versatile synthetic intermediate. It is used as a fragrance and flavoring ingredient, as a preservative and cleansing component in cosmetic formulations, and as a reactive chemical intermediate for downstream synthesis.
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Natural Extracts & Oils
Yellow Dock Extract (Rumex crispus)
CAS 84775-55-3
A curly-dock root botanical supplied as a standardized herbal ingredient for supplement and cosmetic formulators. It is supplied as a botanical raw material to dietary-supplement and cosmetic manufacturers for use in herbal formulations.
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Natural Extracts & Oils
Yohimbe Bark Extract
Extract derived from Yohimbe bark, traditionally used in enhancing male vitality and promoting stamina, often found in supplements.
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Phosphate Esters & Derivatives
Zinc Dialkyldithiophosphate (ZDDP)
CAS 68649-42-3
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Specialty Additives
Zinc Pyrithione (Pyrithione Zinc, ZPT)
CAS 13463-41-7
An organozinc biocide for antifouling coatings and material preservation. It is used as the antimicrobial agent in marine antifouling coatings and as a preservative against bacterial and fungal growth in metalworking fluids, cosmetic formulations, and textile finishes.
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Esters
Zinc Stearate
CAS 557-05-1
A metallic-soap lubricant and release agent that pulls double duty as a PVC stabilizer component. It is a release agent and lubricant in the rubber and plastics industries and a stabilizer component in PVC systems.
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