Material Family

Mineral Fillers & Pigments

65 products in this family

Mineral fillers and pigments add bulk, opacity, reinforcement, and color to coatings, plastics, and personal care. RawSource supplies silicas, carbonates, oxides, and dispersions in bulk.

65 products
Activated Charcoal (Activated Carbon, GAC)
CAS 7440-44-0
A porous carbon adsorbent used for purification, decolorization, and odor removal in water treatment, air filtration, and industrial gas processing.
Color / Pigmentation
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Aluminum Chloride Hexahydrate (AlCl3·6H2O)
CAS 7784-13-6
A hydrated aluminum salt used as a processing aid and aluminum source in textile dyeing, wood preservation, and chemical synthesis applications.
Color / PigmentationpH Adjustment
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Aluminum Chloride, Anhydrous (AlCl3)
CAS 7446-70-0
A powerful Lewis acid catalyst used in Friedel-Crafts reactions, petroleum cracking, and synthesis of aluminum compounds, rubbers, and lubricants.
Color / PigmentationpH Adjustment
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Aluminum Hydroxide (ATH, Alumina Trihydrate)
CAS 21645-51-2
A white mineral powder and halogen-free flame retardant that decomposes endothermically to cool combustion, suppress smoke.
Color / PigmentationFlame Retardancy
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Amorphous Silica (Synthetic Amorphous Silica, Silicon Dioxide)
CAS 7631-86-9
A fine white powder used as an anti-caking agent, thickener, and reinforcing filler in powders, coatings, rubber compounds, and defoaming applications.
Thickening / RheologyColor / Pigmentation
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Antimony Trioxide (Antimony(III) Oxide, ATO)
CAS 1309-64-4
A white powder flame-retardant synergist that enhances halogenated systems in polymers, textiles, and coatings while enabling reduced halogen loadings.
Flame Retardancy
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Barite (Barium Sulfate, Barytes)
CAS 7727-43-7
A dense, chemically inert white mineral used as a weighting agent in drilling fluids, radiation-shielding concrete aggregate, and filler in paints.
Color / Pigmentation
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Basic Copper Carbonate (Cupric Carbonate, Malachite)
CAS 12069-69-1
A green powder copper compound used as a pigment, fungicide, algaecide, and copper source in animal feed and bronze plating applications.
Biocidal ActionColor / Pigmentation
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Bentonite (Montmorillonite Clay)
CAS 1302-78-9
A natural montmorillonite clay that swells and gels in water, used as a binder, viscosifier, and sealant in drilling, foundry.
Color / PigmentationThickening / Rheology
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Beta-Carotene
CAS 7235-40-7
A 10% cold-water-soluble carotenoid provitamin A used as a yellow-orange colorant in foods, nutritional supplements, and animal feed.
Color / PigmentationPreservation
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Boron Nitride (BN, hBN)
CAS 10043-11-5
A hexagonal ceramic with graphite-like structure used as a high-temperature lubricant, thermal filler, and refractory material.
Slip / ReleaseLubrication
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Calcium Carbonate
CAS 471-34-1
A white, insoluble powder used as a filler, extender, and calcium source in construction, plastics, paper, paint, and agriculture.
Color / PigmentationpH Adjustment
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Calcium Silicate
CAS 1344-95-2
An inorganic powder used as an anti-caking and free-flow agent in powders, absorbent for liquids and gases, and reinforcing filler in elastomers and plastics.
Thickening / RheologyColor / Pigmentation
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Carbon Black (CB)
CAS 1333-86-4
A fine, high-surface-area elemental carbon used as a reinforcing filler in rubber and tires, black pigment in inks and coatings.
Color / PigmentationUV Protection
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Cetyl Alcohol (1-Hexadecanol)
CAS 36653-82-4
A waxy C16 fatty alcohol used as an emollient, emulsion modifier, and opacifying agent in cosmetics, pharmaceuticals, and detergent formulations.
Cleaning / DegreasingEmolliency
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Chromium(III) Oxide (Chromium Oxide Green, Cr2O3)
CAS 1308-38-9
A stable green inorganic oxide used as a colorfast pigment in paints, inks, and ceramics, and in abrasive compounds and refractory materials.
Color / Pigmentation
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Coral Calcium Powder (Calcium Carbonate)
CAS 471-34-1
A fine powder marine calcium source used for dietary supplement fortification, food and beverage enrichment, and anti-caking applications.
Film FormationMoisture Control
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D&C Green No. 8
CAS 6358-69-6
A synthetic organic acid dye used to impart green color in cosmetics, pharmaceuticals, and industrial formulations, supplied as powder or solution.
Color / Pigmentation
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D&C Orange No. 4 (Acid Orange 7, Orange II)
CAS 633-96-5
An orange powder monoazo acid dye used as a colorant in cosmetics, hair dyes, and biological staining applications.
Color / Pigmentation
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D&C Red 7 (Lithol Rubine BCA, Pigment Red 57:1)
CAS 5281-04-9
A synthetic monoazo pigment used as a red colorant in cosmetics, plastics including PVC and polyolefins, and engineered resins.
Color / Pigmentation
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D&C Red No. 33
CAS 3567-69-9
A synthetic red azo acid dye powder used to impart red coloration in cosmetic and industrial formulations.
Color / Pigmentation
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Diatomaceous Earth (Diatomite, DE)
CAS 68855-54-9
A porous siliceous powder composed of fossilized diatoms, used as a filter aid, functional filler, and mild abrasive in beverages, oils.
Thickening / RheologyBiocidal Action
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Expandable Graphite
CAS 7782-42-5
A halogen-free intumescent flame retardant that expands dramatically when heated to form an insulating char layer, protecting polyurethane foams.
Flame RetardancyFilm Formation
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Fast Green FCF (FD&C Green 3, CI 42053)
CAS 2353-45-9
A water-soluble triarylmethane acid dye used to color foods, drugs, and cosmetics, and as a biological stain in histology.
Color / Pigmentation
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FD&C Blue 1 Aluminum Lake (Brilliant Blue FCF, CI 42090, Brillant blue)
CAS 68921-42-6
An insoluble aluminum-lake pigment that anchors Brilliant Blue FCF dye for coloring foods, pharmaceuticals, cosmetics, inks, and coated surfaces.
Color / Pigmentation
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FD&C Red 40 (Allura Red AC)
CAS 25956-17-6
A synthetic monoazo dye powder used as a red colorant in food products, cosmetics, and personal-care formulations.
Color / Pigmentation
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FD&C Red No. 4 (Ponceau SX, C.I. 14700)
CAS 4548-53-2
A water-soluble monoazo acid dye used as a red colorant for wool, silk, nylon, paper, and soap, with applications in wood staining and biological staining.
Color / Pigmentation
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FD&C Yellow 5 Aluminum Lake (Tartrazine Aluminum Lake)
CAS 1934-21-0
An insoluble yellow colorant used in cosmetics, hair-coloring formulations, and personal care products.
Color / Pigmentation
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Ferric Hydroxide
CAS 1309-33-7
A reddish-brown precipitate used in water treatment, wastewater purification, and metal finishing applications.
Chelation / SequestrationColor / Pigmentation
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Fumed Silica (Pyrogenic Silica, Colloidal Silicon Dioxide)
CAS 112945-52-5
A fine amorphous powder used as a thickening, anti-settling, and anti-caking agent in coatings, pharmaceuticals, and cosmetics.
Thickening / RheologyColor / Pigmentation
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Gypsum (Calcium Sulfate Dihydrate)
CAS 10101-41-4
A naturally occurring sulfate mineral used as a set-control additive in Portland cement, soil amendment, and filler in paint, paper, and polymers.
Thickening / RheologyConditioning
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Hectorite
CAS 12173-47-6
A natural magnesium-lithium silicate clay used as a rheology modifier and suspending agent in coatings, personal-care, and industrial formulations.
Thickening / RheologyViscosity Modification
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Hydrated Silica
CAS 10279-57-9
A synthetic amorphous silica used as an abrasive, thickener, absorbent, and matting agent in toothpaste, cosmetics, coatings, and industrial powders.
Thickening / RheologyColor / Pigmentation
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Hydrotalcite (Synthetic Magnesium Aluminum Hydroxycarbonate)
CAS 11097-59-9
A white layered-double-hydroxide powder that scavenges halogens and neutralizes acids in PVC, polyolefins, and flame-retardant compounds.
Synthesis IntermediateThickening / Rheology
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Iron Oxide Black (Synthetic, CI 77499)
CAS 12227-89-3
A synthetic black iron oxide pigment used as a colorant in paints, coatings, plastics, and cosmetics, with filler and adsorbent properties.
Color / Pigmentation
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Iron Oxide Red (Fe2O3, CI 77491)
CAS 1309-37-1
An iron(III) oxide pigment used in paints, coatings, ceramics, and as a polishing abrasive and catalyst.
Color / Pigmentation
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Iron Oxide Yellow (Synthetic, CI 77492)
CAS 51274-00-1
A synthetic iron oxide-hydroxide pigment used as a colorant in paints, coatings, polymers, cosmetics, and food applications.
Color / Pigmentation
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Kaolin (China Clay, White clay)
CAS 1332-58-7
A fine, bright hydrated aluminum silicate clay used as a coating pigment and filler in paper, ceramics, and paints.
Thickening / RheologyColor / Pigmentation
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Lithium Silicate
CAS 12627-14-4
A silicate compound used as a binder, densifier, and protective coating in concrete, refractory, and metal treatment applications.
Film FormationCoupling / Adhesion Promotion
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Magnesium Aluminum Silicate (Aluminum Magnesium Silicate)
CAS 1327-43-1
A refined smectite-clay mineral used as a rheology modifier, suspending agent, and thickener in coatings, personal care, and household products.
Color / PigmentationViscosity Modification
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Magnesium Hydroxide (MDH)
CAS 1309-42-8
A white mineral powder flame retardant that decomposes endothermically at higher temperatures than ATH, used in engineering plastics, wire insulation.
pH AdjustmentFlame Retardancy
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Magnesium Oxide (Light)
CAS 1309-48-4
A white powder mineral oxide used as a vulcanization aid in rubber, refractory material, flame retardant in polymers, and pH control agent in water treatment.
Color / PigmentationpH Adjustment
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Manganese Dioxide (Cement Black)
CAS 1313-13-9
A technical-grade powder oxidant used in batteries, organic synthesis, and as a pigment and decolorizer in glass, ceramics, and brick production.
Preservation
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Menthol (Menthol Crystals, Mineral ice)
CAS 89-78-1
A crystalline monoterpene alcohol used as a flavor and fragrance ingredient in confectionery, chewing gum, oral-care products, and perfumery applications.
Synthesis Intermediate
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Mica
CAS 12001-26-2
A layered silicate mineral supplied as thin platelets for pearlescence in cosmetics, reinforcement in coatings and polymers, and electrical insulation.
Thickening / RheologyColor / Pigmentation
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Nepheline Syenite
CAS 37244-96-5
A quartz-free sodium-potassium aluminosilicate powder used as a flux in glass and ceramics, and as a functional filler in paints, coatings, and plastics.
Thickening / Rheology
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Ottawa Standard Sand, 20-30 Mesh (Silica Sand, Crystalline Quartz)
CAS 14808-60-7
A natural rounded crystalline quartz sand graded to 20-30 mesh for cement and mortar testing, glassmaking, foundry casting, and ceramics applications.
Thickening / Rheology
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Potassium Bicarbonate (Potassium Hydrogen Carbonate)
CAS 298-14-6
A white crystalline salt used as a leavening agent in baking, pH buffer in food processing, and active ingredient in dry-chemical fire extinguishers.
pH AdjustmentBiocidal Action
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Potassium Hydroxide (KOH, Caustic Potash)
CAS 1310-58-3
A strong inorganic base supplied as flakes, pellets, or solution for soap manufacturing, battery electrolytes, and electroplating applications.
pH AdjustmentCleaning / Degreasing
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Precipitated Silica
CAS 112926-00-8
A fine amorphous silica filler used to reinforce rubber and silicone products, prevent caking in powders.
Thickening / RheologyMoisture Control
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Red Lead (Lead Tetroxide, Pb3O4, orange lead)
CAS 1314-41-6
A bright red-orange lead oxide used as a pigment in glass, ceramics, and paints, and as a component in battery anodes and lubricant coatings.
Color / PigmentationCorrosion Inhibition
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Silica Dimethyl Silylate (Hydrophobic Fumed Silica)
CAS 68611-44-9
A hydrophobic fumed silica used as a rheology modifier and anti-settling thickener in oils and non-aqueous systems.
Defoaming / Foam ControlViscosity Modification
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Silica Dimethyl Silylate [Nano]
CAS 68611-44-9
A hydrophobic fumed silica additive that controls rheology, prevents settling, and reinforces coatings, inks, adhesives, and silicone rubber systems.
Defoaming / Foam ControlViscosity Modification
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Sodium Cyanide (NaCN)
CAS 143-33-9
An inorganic salt used as a lixiviant for gold and silver extraction, electroplating, metal heat-treating.
Chelation / SequestrationSynthesis Intermediate
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Sodium Dichromate (Sodium Bichromate)
CAS 10588-01-9
An orange crystalline oxidizing agent used in chromium chemical manufacturing, organic synthesis, leather tanning, and metal treatment applications.
Color / PigmentationCorrosion Inhibition
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Sodium Perborate Monohydrate
CAS 10332-33-9
A solid peroxygen oxidizer that releases active oxygen in water for use as an oxygen-bleach source in detergents and cleaning products.
Color / PigmentationBiocidal Action
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Sodium Selenate
CAS 13410-01-0
A water-soluble inorganic selenium source used as a selenium micronutrient additive in fertilizers, in glass manufacture, and as a laboratory reagent.
Color / Pigmentation
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Stearyl Alcohol (1-Octadecanol)
CAS 112-92-5
A saturated long-chain fatty alcohol used as an emollient, emulsion stabilizer, and viscosity controller in cosmetics, creams, and textile applications.
Cleaning / DegreasingEmolliency
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Talc (Talcum)
CAS 14807-96-6
A fine powder mineral filler and anti-caking agent used in paints, plastics, rubber, ceramics, and paper coatings.
Thickening / RheologyColor / Pigmentation
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Titanium Dioxide (TiO2)
CAS 13463-67-7
A white pigment with high refractive index and opacity, used in coatings, plastics, paper, and inks for brightness and UV protection.
Color / PigmentationUV Protection
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Tripotassium Phosphate (Potassium Phosphate Tribasic)
CAS 7778-53-2
An alkaline salt functioning as a pH buffer, sequestrant, and corrosion inhibitor in food processing, cleaning formulations, and fertilizer applications.
pH AdjustmentCleaning / Degreasing
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Ultramarine Blue (Ultramarines)
CAS 57455-37-5
A synthetic inorganic blue pigment used as a colorant in paints, coatings, plastics, printing inks, and as a bluing agent in detergents.
Color / Pigmentation
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Zinc Carbonate (Basic Zinc Carbonate)
CAS 3486-35-9
An inorganic zinc salt used as a fire-retardant filler in rubber and plastics, pigment, and raw material for ceramics and zinc compounds.
Color / PigmentationSynthesis Intermediate
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Zinc Oxide (Zinc White)
CAS 1314-13-2
An inorganic white powder used as a vulcanization activator in rubber, pigment and corrosion inhibitor in coatings, and opacifier in ceramics and glass.
Biocidal ActionThickening / Rheology
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Zinc Phosphate
CAS 7779-90-0
A white crystalline powder used as a corrosion inhibitor and primer in coatings, metal treatment, and dental applications.
Corrosion InhibitionColor / Pigmentation
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