technic data sheet

product name: fullerene c60;

1.composition/information on ingredients

major element: c;

cas-no.: 99685-96-8;

formula: c60;

molecular weight: 720.67g/mol;

purity: 95%,98%,99%,99.5%,99.9%;

known impurities: c60 oxides,c70 and its oxides, higher fullerenes and its oxides, solvents.

2. physical and chemical properties

appearance: dark brown or black powder(crystal);(as shown in figure 1);

density: about 1.70g/cm³ (at 25℃);

melting point: >280℃;

boiling point: sublimation under 800k;

flash point: >94℃;

ignition temperature: no data available;

lower explosion limit: no data available;

upper explosion limit: no data available;

saturated vapor pressure: no data available;

solubility: sparingly soluble in 1,2,4-trichlorobenzene,carbon disulfide, toluene, benzene, chloroform, carbon tetrachloride, hexane, tetrahydrofuran, acetonitrile and other organic solvents, insoluble in water;

static dielectric constant: 4.0-4.5;

resistively: 1014 ohms^.m^-1;

microstructure: as shown in figure 2g poin?d ul
4'?d%nder 800k;

flash point: >94℃;

ignition temperature: no data available;

lower explosion limit: no data available;

upper explosion limit: no data available;

saturated vapor pressure: no data available;

solubility: sparingly soluble in 1,2,4-trichlorobenzene,carbon disulfide, toluene, benzene, chloroform, carbon tetrachloride, hexane, tetrahydrofuran, acetonitrile and other organic solvents, insoluble in water;

static dielectric constant: 4.0-4.5;

resistively: 1014 ohms^.m^-1;

microstructure: as shown in figure 2;