red phosphor powder for CFLs - TY-R

1. Visible mechanical impurity is not allowed inside the powder;
2. No remains through Screen 350mesh/cm;
3. Density: d≤5.15g/cm3;
4. Median particle diameter: d50≤6.0μ;
5. Relative luminosity:≥100% of the standard sample;
6. Main peak wavelength of the emitting spectrum: 611nm; semi-width of the spectrum band 62nm;
7. Color coordinate: x=0.650, y=0.345