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    National standards  

        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


     

      Luming Technology Group Co.,Ltd.  
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