As a member of Rare-earth standardization committee under the National Standardization committee, DaLianLuminglight Co., Ltd. has been actively involved in the formulation of national and industrial standard. Successively drafting national standards include:

    GB/T 24980-2010Long afterglow phosphor activated by rare earths

    GB/T 24981.1-2010 Test methods of long afterglow phosphors activated by rare earths-Part 1:Determination of emission dominantpeak and chromaticity coordinates:

    GB/T 24981.2-2010Test methods of long afterglow phosphors activated by rare earths-Part 2: Determination of relative brightness

    GB/T 30076-2013  Silicate phosphors activated by rare earth for LED

    GB/T 30076.1-2013 Test methods of silicate phosphors activated by rare earth for LED

    standard samples as follow:

    Standard sample for relative brightness of long afterglow phosphors activated by rare earths

    Standard sample for silicate phosphors activated by rare earth for LED

take part in drafting national standards:

GB/24982-2010Rare earth yellow phosphor for white LED lamps 

GB/23595.1-2009 Test methods of rare earth yellow phosphor for white LED lamps: Determination of spectrum

GB/23595.2-2009 Test methods of rare earth yellow phosphor for white LED lamps: Determination of relative brightness

GB/23595.3-2009 Test methods of rare earth yellow phosphor for white LED lamps: Determination of chromaticity coordinates

GB/23595.4-2009 Test methods of rare earth yellow phosphor for white LED lamps: Determination of thermostability