LED Quantum Dots

Cadmium Telluride Quantum Dots Ph Level : 7.08.0 (aqueous solution, surfacemodified) Density : 6.2 Gram per cubic centimeter(g/cm3) CAS No : 1306258 Other Names : CdTe Quantum Dots Shape : Other, Spherical nanocrystals Solubility : Soluble in water (hydrophilic quantum dots); insoluble in organic solvents unless surfacemodified Usage : Nanomaterial for electronic, photonic, and biological applications Application : Other, Bioimaging, fluorescence labeling, photovoltaics, sensors, optoelectronic devices, research and development Grade : Other, Research grade Form : Other, Colloidal solution or powder Refractive Rate : 2.67 (CdTe bulk) Storage : Other, Store at 28C, protect from light, keep container tightly closed Purity : 99.99% (metals basis, varies by supplier) Poisonous : Yes Classification : Other, Inorganic Semiconductor Nanoparticles Type : Semiconductor Quantum Dots Main Material : Cadmium Telluride (CdTe) Standard : Complies with laboratory/research standards Chemical Name : Cadmium Telluride Quantum Dots Melting Point : 1041 C (CdTe bulk) Molecular Weight : 240.01 g/mol Smell : Other, Odorless HS Code : 28429090 Molecular Formula : CdTe Structural Formula : CdTe EINECS No : 2151499 Boiling point : 917 C (CdTe bulk) Taste : Other , Odorless and tasteless (not for human consumption)

Blue Luminescent Hydrophilic Graphene Quantum Dots (Powder) Ph Level : Typically neutral (6.57.5 in aqueous dispersion) Density : 1.8 Gram per cubic centimeter(g/cm3) CAS No : N/A (mixture/nanostructure) Other Names : GQDs, Carbon Quantum Dots, Blue Graphene QDs Shape : Other, Spherical / Disklike Solubility : Hydrophilic; completely soluble in water Usage : For laboratory, research, and industrial applications as a luminescent nanomaterial Application : Other, Fluorescent probes, bioimaging, sensors, optoelectronic devices, nanomedicine, energy storage Grade : Other, Analytical / Research Grade Form : Powder Refractive Rate : ~1.74 (literature value, may vary) Storage : Other, Store in cool, dry, airtight container away from light Purity : 98% (carbon content) Poisonous : Yes Classification : Other, Nanomaterial, Carbon Allotrope, Quantum Dot Type : Blue Luminescent Hydrophilic Graphene Quantum Dots (Powder) Main Material : Graphene Quantum Dots (GQDs) Standard : Laboratory/industrial standard as specified Chemical Name : Graphene Quantum Dots Melting Point : Not determined (thermally stable as QDs up to ~300C) Molecular Weight : Variable; depends on particle size (typically <10,000 g/mol) Smell : Other, Odorless HS Code : 38029090 Molecular Formula : C (graphenebased, varies by layer size and oxidation) Structural Formula : Nanoscale graphene fragments with edge functionalization EINECS No : N/A (not assigned) Boiling point : Not applicable (solid/powder) Taste : Other , Odorless and tasteless

Zinc Selenide /Zinc Sulphide Quantum Dots Ph Level : Neutral (pH 7 when dispersed in neutral solvents) Density : 5.27 Gram per cubic centimeter(g/cm3) CAS No : 1315099 (ZnS); 1315099 (ZnSe) Other Names : ZnSe/ZnS Quantum Dots Shape : Other, Spherical Nanoparticles Solubility : Insoluble in water, soluble in organic solvents Usage : Fluorescent labeling, display devices, photovoltaic cells Application : Other, Optoelectronics, bioimaging, LED, sensors, and solar cells Grade : Other, Nanomaterial Grade Form : Other, Colloidal Dispersion or Powder Refractive Rate : ZnSe: 2.67; ZnS: 2.35 Storage : Other, Store in tightly sealed containers, protected from light and moisture Purity : 99% Poisonous : Yes Classification : Other, Inorganic Semiconductor Nanoparticles Type : Quantum Dots Main Material : Zinc Selenide (ZnSe), Zinc Sulphide (ZnS) Standard : Analytical Grade/Nanomaterial Standard Chemical Name : Zinc Selenide / Zinc Sulphide Quantum Dots Melting Point : Zinc Selenide: 1,525C; Zinc Sulphide: 1,700C Molecular Weight : ZnSe: 144.35 g/mol; ZnS: 97.45 g/mol Smell : Other, Odorless HS Code : 2852.00 Molecular Formula : ZnSe/ZnS Structural Formula : ZnSe/ZnS EINECS No : 2152574 (ZnS); 2158974 (ZnSe) Boiling point : Sublimes without melting (ZnSe, ZnS) Taste : Other , Odorless and tasteless

Cadmium Sulphide /Zinc Sulphide Quantum Dots Ph Level : Neutral (7) in dispersions Density : 4.82 Gram per cubic centimeter(g/cm3) CAS No : 1306236 (CdS), 1314983 (ZnS) Other Names : CdS/ZnS QDs; Cadmium Sulfide / Zinc Sulfide Quantum Dots Shape : Other, Spherical (quantum dot morphology) Solubility : Insoluble in water; soluble in some organic solvents depending on surface modification Usage : Quantum dots for research and industrial applications Application : Other, Bioimaging, LED, photovoltaic cells, sensors, laser, optoelectronics Grade : Other, Research Grade, Technical Grade Form : Other, Colloidal suspension or dry powder Refractive Rate : 2.529 (CdS), 2.356 (ZnS) at 20C Storage : Other, Store in cool, dry place, protect from light and moisture Purity : 99% Poisonous : Yes Classification : Other, Inorganic Nanoparticles Type : Quantum Dots Nanoparticles Main Material : Cadmium Sulphide / Zinc Sulphide Nanocrystals Standard : Meets analytical grade and nanotechnology research standards Chemical Name : Cadmium Sulphide and Zinc Sulphide Quantum Dots Melting Point : Approx. 1750C (CdS), 1975C (ZnS) Molecular Weight : 144.48 g/mol (CdS), 97.45 g/mol (ZnS) Smell : Other, Odorless HS Code : 2852.90 Molecular Formula : CdS / ZnS Structural Formula : CdS: Cd^2+ + S^2; ZnS: Zn^2+ + S^2 EINECS No : 2151478 (CdS), 2152513 (ZnS) Boiling point : Not applicable (decomposes before boiling)