Acids & Salts
Stearic Acid (Octadecanoic Acid)
CAS 57-11-4
A saturated C18 fatty acid that emulsifies and thickens creams, bases soaps and metallic-stearate greases, and activates rubber vulcanization.
Cleaning / Degreasing
Emolliency
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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.
Conditioning
Preservation
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Mineral Fillers & Pigments
Stearyl Alcohol (1-Octadecanol)
CAS 112-92-5
A C18 fatty alcohol that thickens, opacifies, and stabilizes emulsions while delivering emollient feel. It is used as an emollient, emulsion stabilizer, opacifier, and viscosity-controlling agent in cosmetics and creams, as an antifoam agent, in textile oils and finishes, and as a chemical intermediate.
Cleaning / Degreasing
Emolliency
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Silicone Fluids & Oils
Stearyl Methicone
CAS 68554-54-1
An alkyl-modified silicone wax that combines silicone slip with the structuring body of a long-chain fatty backbone. It is used in personal-care formulation as an emollient and skin- and hair-conditioning agent and as a structuring wax that adds body and water resistance to anhydrous and…
Conditioning
Emolliency
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Natural Extracts & Oils
Steviol Glycosides (Stevia Extract, Stevioside)
CAS 57817-89-7
A purified Stevia-derived glycoside supplied as a high-intensity, zero-calorie sweetening agent. Industry references record their use as a sweetener (JECFA food-additive functional class) and as a masking and oral-care ingredient in cosmetics.
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Specialty Additives
Styrene (Vinylbenzene)
CAS 100-42-5
The aromatic monomer feeding polystyrene, styrenics, and polyester composites. It is polymerized to polystyrene, copolymerized into SBR rubber, ABS, and SAN resins, and used as the crosslinking monomer in unsaturated polyester composites.
Solvency
Synthesis Intermediate
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Polymers & Resins
Styrene/Acrylate/Divinylbenzene Copolymer
CAS 57516-68-4
A crosslinked styrene-acrylic copolymer supplied as discrete microspheres for opacity, texture, and bulking in formulated products. The divinylbenzene crosslink yields rigid, solvent-resistant particles used as opacifying agents, bulking agents, and texturizers in coatings and personal-care formulations.
Film Formation
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Polymers & Resins
Styrene/Acrylates Copolymer
CAS 9010-92-8
A waterborne film-forming resin engineered for binder and surface-finish duty across coatings, inks, and personal-care formulations. The styrene-acrylic class functions as a film former, binder, and opacifying agent in paints, coatings, printing inks, adhesives, and cosmetic emulsions.
Film Formation
Color / Pigmentation
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Specialty Additives
Subtilisin (Detergent-Grade Protease)
CAS 9014-01-1
Cleaning / Degreasing
Synthesis Intermediate
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Surfactants - Anionic
Sulfacetamide Sodium Powder
CAS 6209-17-2
Sulfacetamide Sodium Powder is a sulfonamide-based antimicrobial agent widely used in dermatological and ophthalmic formulations.
Cleaning / Degreasing
Wetting
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Surfactants - Anionic
Sulfamic Acid (Sulphamic Acid, Amidosulfonic Acid)
CAS 5329-14-6
A dry crystalline strong acid used for descaling, metal cleaning, and chlorine stabilization in industrial water systems. it is used for acid cleaning and descaling of metals, in electroplating, pulp and paper bleaching, and as a chlorine stabilizer in swimming pools, cooling towers, and paper…
Cleaning / Degreasing
Wetting
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Esters
Sulfated Castor Oil (Turkey Red Oil)
CAS 8002-33-3
A classic water-soluble sulfated oil that wets, emulsifies, and levels across textile and leather processing. It is used as a wetting agent, emulsifier, and dyeing/leveling assistant in textiles, in leather fatliquoring, and as a defoaming and processing aid.
Cleaning / Degreasing
Surfactancy
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Acids & Salts
Sulfuric Acid (Sulphuric Acid)
CAS 7664-93-9
A foundational mineral acid supplied for fertilizer production, refining, metal treatment, and battery-electrolyte duty. it is used in fertilizer manufacture, petroleum refining, lead-acid batteries, metal cleaning and electroplating (pickling), and in pulp and paper, textile, and glass processing.
pH Adjustment
Synthesis Intermediate
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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.
Conditioning
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Acids & Salts
Suttocide A 50%
CAS 70161-44-3
A silicone blend used in cosmetics for its smooth, silky texture.
Preservation
Biocidal Action
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Esters
Sweet Almond Oil (Prunus Amygdalus Dulcis Oil)
CAS 8007-69-0
A light, mild fixed oil pressed from sweet almonds, used as an emollient carrier base and edible oil. It is used as an emollient and skin-conditioning carrier oil in cosmetic and personal-care formulations and as an edible vegetable oil.
Emolliency
Solvency
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Mineral Fillers & Pigments
Talc (Talcum)
CAS 14807-96-6
A soft magnesium-silicate mineral milled to fine powder for filler, anti-caking, and lubricating duty across industries. it is used as a filler and pigment extender in paints, rubber, and plastics, an additive in ceramics and paper coatings, a carrier and diluent for insecticides, and a…
Thickening / Rheology
Color / Pigmentation
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Surfactants - Anionic
Taurine (2-Aminoethanesulfonic Acid)
CAS 107-35-7
A crystalline aminosulfonic acid used as a food and beverage ingredient and as a building block for taurine-derived surfactants. it is used as a food and nutritional ingredient and in biochemical research; its fatty-acid derivatives are important wetting, washing, and dispersing agents in cleaning products…
pH Adjustment
Conditioning
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Surfactants - Anionic
TEA-Dodecylbenzenesulfonate (Triethanolamine Dodecylbenzene Sulfonate)
CAS 27323-41-7
An anionic alkylbenzene-sulfonate surfactant in triethanolamine-salt form for cleaning, emulsion, and processing duty. it is an anionic surface-active agent used in household, institutional, and industrial cleaning products, emulsion polymerization, and agricultural and textile processing.
Cleaning / Degreasing
Surfactancy
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Surfactants - Anionic
TEA-Lauryl Sulfate (Triethanolamine Lauryl Sulfate)
CAS 139-96-8
An anionic alkyl-sulfate surfactant in triethanolamine-salt form for foaming, wetting, and cleansing applications. it is used as a wetting, foaming, and dispersing agent across industrial, cosmetic, and cleaning applications, as a detergent in shampoos and household and industrial cleaners, and as an emulsifier in emulsion…
Cleaning / Degreasing
Surfactancy
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Amines & Amides
TEDA — Triethylenediamine (1,4-Diazabicyclo[2.2.2]octane)
CAS 280-57-9
Primary gelling catalyst for flexible, rigid and microcellular polyurethane systems Accelerates the isocyanate-polyol (urethane) reaction to build the polymer network Workhorse PU catalyst, typically used as a solution/blend for handling
Crosslinking / Curing
Synthesis Intermediate
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Amines & Amides
TEDA — Triethylenediamine (1,4-Diazabicyclo[2.2.2]octane)
CAS 280-57-9
Triethylenediamine (TEDA), the bicyclic tertiary diamine that is the benchmark gelling catalyst for polyurethane chemistry. Its rigid, fully-substituted nitrogen cage makes it an exceptionally strong and selective accelerator of the isocyanate-polyol (urethane) reaction. It is the industry workhorse across flexible, rigid, and microcellular PU systems
Crosslinking / Curing
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Amines & Amides
TEDA-DPG 33% Catalyst Solution (Triethylenediamine in Dipropylene Glycol)
CAS 280-57-9
Ready-to-meter 33% TEDA solution in dipropylene glycol for easier dosing in foam plants Gelling catalyst for flexible PU slabstock and molded foam DPG carrier acts as a reactive diluent compatible with the polyol stream
Crosslinking / Curing
Synthesis Intermediate
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Specialty Additives
Terephthalonitrile (1,4-Dicyanobenzene)
CAS 623-26-7
Aromatic dinitrile intermediate for polymer and resin synthesis (Plastics & Polymers) Building block for organic photoredox catalysts and fine chemicals (Industrial Manufacturing) Precursor for pharmaceutical and specialty chemical routes (Pharmaceuticals)
Synthesis Intermediate
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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…
Preservation
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Specialty Additives
Tetraacetylethylenediamine (TAED)
CAS 10543-57-4
Synthesis Intermediate
Biocidal Action
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Specialty Additives
Tetraethyl Orthosilicate (TEOS, Tetraethoxysilane)
CAS 78-10-4
A hydrolyzable silicate ester that lays down silicon dioxide for binding, consolidation and coating. It is used to weatherproof and consolidate stone, brick, concrete and plaster, and to formulate heat- and acid-resistant coatings, mortars and cements.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Amines & Amides
Tetraethylenepentamine (TEPA)
CAS 112-57-2
Tetraethylenepentamine is a five-nitrogen polyethyleneamine used mainly as an epoxy curing agent and as an intermediate for fuel/lube additives, surfactants and corrosion inhibitors.
Crosslinking / Curing
pH Adjustment
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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.
Conditioning
Emolliency
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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.
Preservation
Conditioning
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Solvents - Oxygenated
Tetrahydrofuran (THF)
CAS 109-99-9
A powerful aprotic ether solvent for polymers, coatings, and organometallic synthesis. it is used as a solvent for high polymers (especially PVC), in printing inks, adhesives, lacquers, and coatings, as a reaction medium for Grignard and metal-hydride reactions, and as a chemical intermediate.
Solvency
Synthesis Intermediate
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Surfactants - Anionic
Tetrakis(hydroxymethyl)phosphonium Sulfate (THPS)
CAS 55566-30-8
A low-residue phosphonium biocide for microbial control in oilfield and industrial water systems. it is used as a broad-spectrum biocide in industrial and oilfield water treatment and to make crease-resistant and flame-retardant finishes for textiles.
Cleaning / Degreasing
Wetting
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Acids & Salts
Tetrapotassium Pyrophosphate (TKPP)
CAS 7320-34-5
A highly soluble potassium polyphosphate for sequestration, buffering, and dispersion in cleaning and process formulations. it is used in detergents and surfactant systems, in water treatment, and as a clay thinner in drilling muds, and it serves as a chelating and buffering agent.
Chelation / Sequestration
pH Adjustment
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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.
Chelation / Sequestration
Scale Inhibition
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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.
Chelation / Sequestration
Surfactancy
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Acids & Salts
Tetrasodium Pyrophosphate (TSPP)
CAS 7722-88-5
A workhorse sodium polyphosphate used as a water softener, detergent builder, and sequestrant. it is used as a water softener, detergent builder, emulsifying agent, and sequestrant, and in metal cleaning, water treatment, and textile and clay processing.
Chelation / Sequestration
pH Adjustment
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Solvents - Aromatic
Thiophene
CAS 110-02-1
Aromatic heterocyclic solvent and core building block for thiophene-based pharmaceutical actives (Pharmaceuticals) Feedstock for agrochemical and specialty dye synthesis (Agriculture, Industrial Manufacturing) Reactive intermediate in the fine-chemical manufacture of substituted thiophenes (Industrial Manufacturing)
Solvency
Synthesis Intermediate
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Surfactants - Anionic
Thiourea
CAS 62-56-6
A versatile organosulfur reagent for reductive textile chemistry, metal recovery, and chemical synthesis. its principal uses are as an intermediate in producing thiourea dioxide for wool and textile processing, in ore (precious-metal) leaching, in diazo copy papers, as a catalyst in fumaric-acid synthesis, and in…
Biocidal Action
Moisture Control
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Acids & Salts
Thiourea Dioxide
CAS 1758-73-2
Synthesis Intermediate
Color / Pigmentation
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Mineral Fillers & Pigments
Titanium Dioxide (TiO2)
CAS 13463-67-7
The benchmark white pigment for opacity and whiteness, supplied in bulk for coatings, polymer, and paper production. It functions as a pigment, opacifier, and filler across coatings, plastics, paper, and inks, and serves as a UV/light stabilizer in polymer systems.
Color / Pigmentation
UV Protection
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Specialty Additives
Titanocene Photoinitiator (bis(eta5-cyclopentadienyl)bistitanium)
CAS 125051-32-3
A titanocene-based photoinitiator that absorbs well into the visible range, letting it cure systems that block ordinary UV initiators. The orange solid generates radicals across roughly the violet-to-blue region, so it can drive cure through thick sections and through pigments that screen out shorter wavelengths
Crosslinking / Curing
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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.
Conditioning
Preservation
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Natural Extracts & Oils
Tolu Balsam (Balsam of Tolu)
CAS 8007-46-3
A classic resinous balsam prized as a warm, sweet fixative in fragrance and flavor work. It is used as a fragrance and flavor ingredient and as a fixative in scented products.
Film Formation
Conditioning
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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.
Solvency
Cleaning / Degreasing
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Polymers & Resins
Toluene Diisocyanate (TDI)
CAS 26471-62-5
The high-volume aromatic diisocyanate at the core of flexible polyurethane foam production. Industry references record its use as a chemical intermediate for polyurethane foams, coatings, and elastomers.
Crosslinking / Curing
Synthesis Intermediate
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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.
Preservation
Corrosion Inhibition
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Specialty Additives
TPO Photoinitiator (Diphenyl(2,4,6-trimethylbenzoyl)phosphine Oxide)
CAS 75980-60-8
Type I acylphosphine-oxide photoinitiator tuned for UV-LED (~380-420 nm) curing of clear and white-pigmented coatings and inks (Coatings & Construction) Long-wavelength absorption drives surface and through-cure of opaque/thick UV-LED layers in printing and electronics (Industrial Manufacturing) Low-yellowing fast cure of UV-curable adhesives, composites and 3D-print…
Crosslinking / Curing
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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.
Moisture Control
Film Formation
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