ZnCuInS/ZnS quantum dots  530, 560, 590, 610, 650, 700 nm, coated with hydrophobic organic ligands. Cadmium free. Emission peak width (FWHM) 100 nm. Large Stokes shift (120 nm). Particle size: 4-5 nm. Supplied as a readily soluble powder. Readily soluble in toluene, chloroform and similar solvents. Not soluble in water, alcohols, ethers.