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

GB/T 14634.5-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of density GB/T 20170.1-2006 Test methods for physical characters of rare earth metals and their compounds—Determination for particle size distribution of rare earth compounds GB/T 30454-2013 Test methods of silicate phosphors activated by rare earths for LED CIE 1931 GB/T 5838-1986 Terms for phosphors GB/T 5838.1-2015 Phosphors—Part 1:Terminology GB/T 5838.2-2015 Phosphors—Part 2:Types GB/T 5838.3-2015 Phosphors—Part 3:Test methods for properties GB/T 5838.41-2015 Phosphors—Part 4-1:Phosphor for black-white picture tubes GB/T 5838.42-2015 Phosphors—Part 4-2:Phosphor for indicator tubes GB/T 5838.43-2015 Phosphors—Part 4-3:Phosphors for oscilloscope tubes and display tubes GB/T 5838.44-2015 Phosphors—Part 4-4:Phosphor for color picture tubes GB/T 5838.45-2015 Phosphors—Part 4-5:Phosphor for color display tubes GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 15676-1995 Terms for rare earths GB/T 15676-2015 Terms for rare earths