Alfa Chemistry Materials is specialized in material chemistry and offers an extensive catalog of materials in a wide range of applications, including Metals and Materials, 3D Printing Materials, Biomaterials.
Transparent to gray, odorless powder. Irritating to the skin and eyes on contact. Inhalation will cause irritation in the respiratory tract. [Note: Amorphous silica is the non-crystalline form of SiO2.];PelletsLargeCrystals, OtherSolid, Liquid;DryPowder; Liquid;DryPowder; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; Liquid; OtherSolid; PelletsLargeCrystals; WetSolid; WetSolid, Liquid;DryPowder; DryPowder, Liquid; DryPowder, PelletsLargeCrystals; OtherSolid; PelletsLargeCrystals;DryPowder; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; DryPowder, OtherSolid, Liquid; DryPowder, PelletsLargeCrystals; DryPowder, PelletsLargeCrystals, Liquid; DryPowder, PelletsLargeCrystals, OtherSolid; DryPowder, PelletsLargeCrystals, WetSolid; DryPowder, WetSolid; Liquid; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid; WetSolid; WetSolid, Liquid;PelletsLargeCrystals;White, fluffy powder or granules. Hygroscopic;Solid;FINE WHITE POWDER.;COLOURLESS OR WHITE CRYSTALS.;COLOURLESS WHITE CRYSTALS.;COLOURLESS OR WHITE CRYSTALS.;Solid;Transparent to gray, odorless powder. [Note: Amorphous silica is the non-crystalline form of SiO2.]. Group: Ceramic materials. Alternative Names: Quartz, silane, dioxo, Silicon (IV) Oxide, Cristobalite, Silica, Crystalline silica, Dioxosilane, Sand. CAS No. 60676-86-0. Product ID: dioxosilane. Molecular formula: 60.084g/mol. Mole weight: (S
Silicon dioxide Nanopowder
Transparent to gray, odorless powder. Irritating to the skin and eyes on contact. Inhalation will cause irritation in the respiratory tract. [Note: Amorphous silica is the non-crystalline form of SiO2.];PelletsLargeCrystals, OtherSolid, Liquid;DryPowder; Liquid;DryPowder; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; Liquid; OtherSolid; PelletsLargeCrystals; WetSolid; WetSolid, Liquid;DryPowder; DryPowder, Liquid; DryPowder, PelletsLargeCrystals; OtherSolid; PelletsLargeCrystals;DryPowder; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; DryPowder, OtherSolid, Liquid; DryPowder, PelletsLargeCrystals; DryPowder, PelletsLargeCrystals, Liquid; DryPowder, PelletsLargeCrystals, OtherSolid; DryPowder, PelletsLargeCrystals, WetSolid; DryPowder, WetSolid; Liquid; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid; WetSolid; WetSolid, Liquid;PelletsLargeCrystals;White, fluffy powder or granules. Hygroscopic;Solid;FINE WHITE POWDER.;COLOURLESS OR WHITE CRYSTALS.;COLOURLESS WHITE CRYSTALS.;COLOURLESS OR WHITE CRYSTALS.;Solid;Transparent to gray, odorless powder. [Note: Amorphous silica is the non-crystalline form of SiO2.]. Group: Nanopowders. CAS No. 7631-86-9. Product ID: dioxosilane. Molecular formula: 60.084g/mol. Mole weight: (SiO2)n; SiO2; SiO2; SiO2; SiO2; SiO2; O2Si. O=[Si]=O. InChI=1S/O2Si/c1-3-2. VYPSYNLAJGMNEJ-UHFFFAOYSA-N. 99%.
Silicon Dioxide Nanospheres
Transparent to gray, odorless powder. Irritating to the skin and eyes on contact. Inhalation will cause irritation in the respiratory tract. [Note: Amorphous silica is the non-crystalline form of SiO2.];PelletsLargeCrystals, OtherSolid, Liquid;DryPowder; Liquid;DryPowder; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; Liquid; OtherSolid; PelletsLargeCrystals; WetSolid; WetSolid, Liquid;DryPowder; DryPowder, Liquid; DryPowder, PelletsLargeCrystals; OtherSolid; PelletsLargeCrystals;DryPowder; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; DryPowder, OtherSolid, Liquid; DryPowder, PelletsLargeCrystals; DryPowder, PelletsLargeCrystals, Liquid; DryPowder, PelletsLargeCrystals, OtherSolid; DryPowder, PelletsLargeCrystals, WetSolid; DryPowder, WetSolid; Liquid; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid; WetSolid; WetSolid, Liquid;PelletsLargeCrystals;White, fluffy powder or granules. Hygroscopic;Solid;FINE WHITE POWDER.;COLOURLESS OR WHITE CRYSTALS.;COLOURLESS WHITE CRYSTALS.;COLOURLESS OR WHITE CRYSTALS.;Solid;Transparent to gray, odorless powder. [Note: Amorphous silica is the non-crystalline form of SiO2.]. Group: Electronic materials. Alternative Names: Quartz, silane, dioxo, Silicon (IV) Oxide, Cristobalite, Silica, Crystalline silica, Dioxosilane, Sand. CAS No. 60676-86-0. Product ID: Dioxosilane. Molecular formula: 60.09. Mole weight: (SiO2)n; SiO2; Si
Silicon(II) oxide sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick, 99.9% (metals basis)
Silicon(II) oxide sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick, 99.9% (metals basis). Group: Evaporation materials.
Silicon(IV) nitride, MgO binder, sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick, 99.9% (metals basis)
Silicon(IV) nitride, MgO binder, sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick, 99.9% (metals basis). Group: Evaporation materials.
Silicon(IV) nitride, MgO binder, sputtering target, 76.2mm (3.0in) dia x 3.18mm (0.125in) thick, 99.9% (metals basis)
Silicon(IV) nitride, MgO binder, sputtering target, 76.2mm (3.0in) dia x 3.18mm (0.125in) thick, 99.9% (metals basis). Group: Evaporation materials.
Silicon(IV) nitride, MgO binder, sputtering target, 76.2mm (3.0in) dia x 6.35mm (0.250in) thick, 99.9% (metals basis)
Silicon(IV) nitride, MgO binder, sputtering target, 76.2mm (3.0in) dia x 6.35mm (0.250in) thick, 99.9% (metals basis). Group: Evaporation materials.
Silicon(IV) oxide sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick, 99.995% (metals basis)
Silicon(IV) oxide sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick, 99.995% (metals basis). Group: Evaporation materials.
Silicon(IV) oxide sputtering target, 50.8mm (2.0in) dia x 6.35mm (0.250in) thick, 99.995% (metals basis)
Silicon(IV) oxide sputtering target, 50.8mm (2.0in) dia x 6.35mm (0.250in) thick, 99.995% (metals basis). Group: Evaporation materials.
Silicon(IV) oxide sputtering target, 76.2mm (3.0in) dia x 3.18mm (0.125in) thick, 99.995% (metals basis)
Silicon(IV) oxide sputtering target, 76.2mm (3.0in) dia x 3.18mm (0.125in) thick, 99.995% (metals basis). Group: Evaporation materials.
Silicon(IV) oxide sputtering target, 76.2mm (3.0in) dia x 6.35mm (0.250in) thick, 99.995% (metals basis)
Silicon(IV) oxide sputtering target, 76.2mm (3.0in) dia x 6.35mm (0.250in) thick, 99.995% (metals basis). Group: Evaporation materials.
Transparent to gray, odorless powder. Irritating to the skin and eyes on contact. Inhalation will cause irritation in the respiratory tract. [Note: Amorphous silica is the non-crystalline form of SiO2.];PelletsLargeCrystals, OtherSolid, Liquid;DryPowder; Liquid;DryPowder; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; Liquid; OtherSolid; PelletsLargeCrystals; WetSolid; WetSolid, Liquid;DryPowder; DryPowder, Liquid; DryPowder, PelletsLargeCrystals; OtherSolid; PelletsLargeCrystals;DryPowder; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; DryPowder, OtherSolid, Liquid; DryPowder, PelletsLargeCrystals; DryPowder, PelletsLargeCrystals, Liquid; DryPowder, PelletsLargeCrystals, OtherSolid; DryPowder, PelletsLargeCrystals, WetSolid; DryPowder, WetSolid; Liquid; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid; WetSolid; WetSolid, Liquid;PelletsLargeCrystals;White, fluffy powder or granules. Hygroscopic;Solid;FINE WHITE POWDER.;COLOURLESS OR WHITE CRYSTALS.;COLOURLESS WHITE CRYSTALS.;COLOURLESS OR WHITE CRYSTALS.;Solid;Transparent to gray, odorless powder. [Note: Amorphous silica is the non-crystalline form of SiO2.]. Group: Substrates and electrode materials. Alternative Names: Quartz, silane, dioxo, Silicon (IV) Oxide, Cristobalite, Silica, Crystalline silica, Dioxosilane, Sand. CAS No. 60676-86-0. Product ID: Dioxosilane. Molecular formula: 60.09. Mole weight
Silicon tetrabromide. Uses: Silicon tetrabromide (sibr4) may be used to prepare photoluminescent silicon nanocrystals by chemical reduction with alkaline metals. Group: Vapor deposition precursors. Alternative Names: Tetrabromosilane. CAS No. 7789-66-4. Pack Sizes: 5, 25 mL in glass bottle. Product ID: tetrabromosilane. Molecular formula: 347.7. Mole weight: SiBr4. Br[Si](Br)(Br)Br. 1S/Br4Si/c1-5(2,3)4,AIFMYMZGQVTROK-UHFFFAOYSA-N. AIFMYMZGQVTROK-UHFFFAOYSA-N. 99.99%.
Silver is a good conductor and resistant to oxidation. It is used in printed conductors and printable inks (based on silver nanoparticles). Nanosilver is used as an antibacterial material in filters for air and water purification, in textiles, and for wound treatment. Other large scale applications of nanosilver include metallization of solar cells, thin film electronics, sensors, and catalysts. Curing Temperature: Above 400 °CRecommended substrates: ITO, Glass, Etc.Recommended washing solvent: Polar Solvents: Ethyl Alcohol, IPA etc. Group: 3d printing materials nanoparticlesprinted electronic materials. Alternative Names: Silverjet DGP-45HTG,silver ink. Pack Sizes: 25, 100 g in glass bottle. Mole weight: Ag. [Ag]. 1S/Ag. BQCADISMDOOEFD-UHFFFAOYSA-N.
Silver is a good conductor and resistant to oxidation. It is used in printed conductors and printable inks (based on silver nanoparticles). Nanosilver is used as an antibacterial material in filters for air and water purification, in textiles, and for wound treatment. Other large scale applications of nanosilver include metallization of solar cells, thin film electronics, sensors, and catalysts. Uses: The ink is suitable for digital printing such as inkjet and aerosol systems. photovoltaic cells printed electronics: fpd; rfid; pcb decoration. Group: 3d printing materials nanoparticlesprinted electronic materials. Alternative Names: Ag ink,Conductive ink,Silver ink. Pack Sizes: 5, 20 g in glass bottle. Product ID: silver. Molecular formula: 107.87. Mole weight: Ag. [Ag]. 1S/Ag. BQCADISMDOOEFD-UHFFFAOYSA-N.
Silver sulfadiazine (AgSD), a sulfonamide antibiotic, effects a dual inhibitory action on bacterial growth by its sulfa moiety (SD-SDZ) that prevents bacterial folate absorption and subsequent DNA synthesis. The silver that is released from Silver sulfadiazine binds and disrupts the DNA structure, precluding bacterial DNA replication. Group: Electrolytes. Alternative Names: 4-Amino-n-2-pyrimidinylbenzenesulfonamide monosilver salt. CAS No. 22199-08-2. Product ID: Silver; (4-aminophenyl)sulfonyl-pyrimidin-2-ylazanide. Molecular formula: 357.14. Mole weight: C10H9AgN4O2S. C1=CN=C (N=C1)[N-]S (=O) (=O)C2=CC=C (C=C2)N. [Ag+]. InChI=1S/C10H9N4O2S. Ag/c11-8-2-4-9(5-3-8)17(15, 16)14-10-12-6-1-7-13-10; /h1-7H, 11H2; /q-1; +1. UEJSSZHHYBHCEL-UHFFFAOYSA-N. 99%+.
Dull gray powder or hard, brittle, steel-gray to white metal. Difficult to melt. Mp: 3410°C; bp; 5900°C. Density: 19.3 g/cm³. Used in alloys, light bulb filaments, and cutting tools. Tungsten Dust (for example, from grinding) may present a moderate fire hazard if allowed to accumulate and exposed to an ignition source.;DryPowder; DryPowder, OtherSolid; OtherSolid;GREY-TO-WHITE POWDER.;Physical properties vary depending upon the specific soluble tungsten compound.;Hard, brittle, steel-gray to tin-white solid. Group: Single crystals. CAS No. 7440-33-7. Product ID: tungsten. Molecular formula: 183.8g/mol. Mole weight: W. [W]. InChI=1S/W. WFKWXMTUELFFGS-UHFFFAOYSA-N.
Single Layer MoS2 Quantum Dots Powder
Dull gray powder or hard, brittle, steel-gray to white metal. Difficult to melt. Mp: 3410°C; bp; 5900°C. Density: 19.3 g/cm³. Used in alloys, light bulb filaments, and cutting tools. Tungsten Dust (for example, from grinding) may present a moderate fire hazard if allowed to accumulate and exposed to an ignition source.;DryPowder; DryPowder, OtherSolid; OtherSolid;GREY-TO-WHITE POWDER.;Physical properties vary depending upon the specific soluble tungsten compound.;Hard, brittle, steel-gray to tin-white solid. Uses: Sensing detection, photoelectric device, medicine field, lubricating additive and so on. Group: Single crystals. CAS No. 7440-33-7. Pack Sizes: 100 mg,250 mg. Product ID: tungsten. Molecular formula: 183.8g/mol. Mole weight: W. [W]. InChI=1S/W. WFKWXMTUELFFGS-UHFFFAOYSA-N.
Single Layer Nano MoS2 Dispersion 0.1 mg/mL(C: 0.1mg/ml, solvent: ethanol)
Dull gray powder or hard, brittle, steel-gray to white metal. Difficult to melt. Mp: 3410°C; bp; 5900°C. Density: 19.3 g/cm³. Used in alloys, light bulb filaments, and cutting tools. Tungsten Dust (for example, from grinding) may present a moderate fire hazard if allowed to accumulate and exposed to an ignition source.;DryPowder; DryPowder, OtherSolid; OtherSolid;GREY-TO-WHITE POWDER.;Physical properties vary depending upon the specific soluble tungsten compound.;Hard, brittle, steel-gray to tin-white solid. Group: Single crystals. CAS No. 7440-33-7. Product ID: tungsten. Molecular formula: 183.8g/mol. Mole weight: W. [W]. InChI=1S/W. WFKWXMTUELFFGS-UHFFFAOYSA-N.
Single Layer Nano MoS2 Dispersion 0.1 mg/mL(C: 0.1mg/ml, solvent: water)
Dull gray powder or hard, brittle, steel-gray to white metal. Difficult to melt. Mp: 3410°C; bp; 5900°C. Density: 19.3 g/cm³. Used in alloys, light bulb filaments, and cutting tools. Tungsten Dust (for example, from grinding) may present a moderate fire hazard if allowed to accumulate and exposed to an ignition source.;DryPowder; DryPowder, OtherSolid; OtherSolid;GREY-TO-WHITE POWDER.;Physical properties vary depending upon the specific soluble tungsten compound.;Hard, brittle, steel-gray to tin-white solid. Group: Single crystals. CAS No. 7440-33-7. Product ID: tungsten. Molecular formula: 183.8g/mol. Mole weight: W. [W]. InChI=1S/W. WFKWXMTUELFFGS-UHFFFAOYSA-N.
Single Layer WS2 Dispersion(C: 0.1mg/ml, solvent: water)
Dull gray powder or hard, brittle, steel-gray to white metal. Difficult to melt. Mp: 3410°C; bp; 5900°C. Density: 19.3 g/cm³. Used in alloys, light bulb filaments, and cutting tools. Tungsten Dust (for example, from grinding) may present a moderate fire hazard if allowed to accumulate and exposed to an ignition source.;DryPowder; DryPowder, OtherSolid; OtherSolid;GREY-TO-WHITE POWDER.;Physical properties vary depending upon the specific soluble tungsten compound.;Hard, brittle, steel-gray to tin-white solid. Group: Single crystals. CAS No. 7440-33-7. Product ID: tungsten. Molecular formula: 183.8g/mol. Mole weight: W. [W]. InChI=1S/W. WFKWXMTUELFFGS-UHFFFAOYSA-N.
Single Layer WS2 Dispersion(C: 1mg/ml, solvent: ethanol)
Dull gray powder or hard, brittle, steel-gray to white metal. Difficult to melt. Mp: 3410°C; bp; 5900°C. Density: 19.3 g/cm³. Used in alloys, light bulb filaments, and cutting tools. Tungsten Dust (for example, from grinding) may present a moderate fire hazard if allowed to accumulate and exposed to an ignition source.;DryPowder; DryPowder, OtherSolid; OtherSolid;GREY-TO-WHITE POWDER.;Physical properties vary depending upon the specific soluble tungsten compound.;Hard, brittle, steel-gray to tin-white solid. Group: Metal. CAS No. 7440-33-7. Product ID: tungsten. Molecular formula: 183.8g/mol. Mole weight: W. [W]. InChI=1S/W. WFKWXMTUELFFGS-UHFFFAOYSA-N.
Single Layer WSe2 on sapphire substrate(9 mmx9 mm)
Dull gray powder or hard, brittle, steel-gray to white metal. Difficult to melt. Mp: 3410°C; bp; 5900°C. Density: 19.3 g/cm³. Used in alloys, light bulb filaments, and cutting tools. Tungsten Dust (for example, from grinding) may present a moderate fire hazard if allowed to accumulate and exposed to an ignition source.;DryPowder; DryPowder, OtherSolid; OtherSolid;GREY-TO-WHITE POWDER.;Physical properties vary depending upon the specific soluble tungsten compound.;Hard, brittle, steel-gray to tin-white solid. Group: Metal. CAS No. 7440-33-7. Product ID: tungsten. Molecular formula: 183.8g/mol. Mole weight: W. [W]. InChI=1S/W. WFKWXMTUELFFGS-UHFFFAOYSA-N.
Single Layer WSe2 on SiO2(9 mmx9 mm)
Dull gray powder or hard, brittle, steel-gray to white metal. Difficult to melt. Mp: 3410°C; bp; 5900°C. Density: 19.3 g/cm³. Used in alloys, light bulb filaments, and cutting tools. Tungsten Dust (for example, from grinding) may present a moderate fire hazard if allowed to accumulate and exposed to an ignition source.;DryPowder; DryPowder, OtherSolid; OtherSolid;GREY-TO-WHITE POWDER.;Physical properties vary depending upon the specific soluble tungsten compound.;Hard, brittle, steel-gray to tin-white solid. Group: Metal. CAS No. 7440-33-7. Product ID: tungsten. Molecular formula: 183.8g/mol. Mole weight: W. [W]. InChI=1S/W. WFKWXMTUELFFGS-UHFFFAOYSA-N.
Single wall carbon nanohorns
Carbon black oil appears as a dark colored liquid with a petroleum-like odor. Less dense than water and insoluble in water. Vapors heavier than air.;Carbon, activated is a black grains that have been treated to improve absorptive ability. May heat spontaneously if not properly cooled after manufacture.;Carbon, animal or vegetable origin appears as a black powder or granular mixed with a tar or starch and water binder pressed into regular lumps or briquettes. Heats slowly and ignites in air especially if wet.;Graphite (natural) appears as a mineral form of the element carbon. Hexagonal crystals or thin leaf-like layers. Steel-gray to black with a metallic luster and a greasy feel. An electrical conductor. Used for high-temperature crucibles, as a lubricant and in "lead" pencils.;DryPowder; DryPowder, Liquid; DryPowder, PelletsLargeCrystals; DryPowder, PelletsLargeCrystals, WetSolid, OtherSolid, Liquid; DryPowder, WetSolid, Liquid; Liquid; OtherSolid; OtherSolid, GasVapor, Liquid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid, Liquid; WetSolid; WetSolid, Liquid;OtherSolid; PelletsLargeCrystals;DryPowder; DryPowder, OtherSolid; DryPowder, PelletsLargeCrystals; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid; WetSolid;DryPowder; DryPowder, OtherSolid; DryPowder, PelletsLargeCrystals; DryPowder, WetSolid; Liquid; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid; WetSol
Single walled Carbon Nanotubes on PET
Carbon black oil appears as a dark colored liquid with a petroleum-like odor. Less dense than water and insoluble in water. Vapors heavier than air.;Carbon, activated is a black grains that have been treated to improve absorptive ability. May heat spontaneously if not properly cooled after manufacture.;Carbon, animal or vegetable origin appears as a black powder or granular mixed with a tar or starch and water binder pressed into regular lumps or briquettes. Heats slowly and ignites in air especially if wet.;Graphite (natural) appears as a mineral form of the element carbon. Hexagonal crystals or thin leaf-like layers. Steel-gray to black with a metallic luster and a greasy feel. An electrical conductor. Used for high-temperature crucibles, as a lubricant and in "lead" pencils.;DryPowder; DryPowder, Liquid; DryPowder, PelletsLargeCrystals; DryPowder, PelletsLargeCrystals, WetSolid, OtherSolid, Liquid; DryPowder, WetSolid, Liquid; Liquid; OtherSolid; OtherSolid, GasVapor, Liquid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid, Liquid; WetSolid; WetSolid, Liquid;OtherSolid; PelletsLargeCrystals;DryPowder; DryPowder, OtherSolid; DryPowder, PelletsLargeCrystals; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid; WetSolid;DryPowder; DryPowder, OtherSolid; DryPowder, PelletsLargeCrystals; DryPowder, WetSolid; Liquid; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSoli
SiO2 coated Upconverting Nanoparticles(UV light)
SiO2 coated Upconverting Nanoparticles(UV light). Uses: Up conversion nanoparticles have excellent optical stability. they have been widely applied in biomedicine, including in vivo bioimaging, in vivo bioimaging, biodetection, immunohistochemistry, microarray detection, photodynamic therapy, and photoactivated drug activation. Group: Sio2 coated upconverting nanoparticles. Pack Sizes: 10 mg/20 mg/50 mg.