GB/T 13840-1992
Abolished
GB/T 14634.6-2010
Active
National standards
GB/T 14634.6-2010 Test methods of rare earth three-band phosphors for fluorescent lamps—Part 6:Determination of specific surface area
GB/T 14634.6-2010 Test methods of rare earth three-band phosphors for fluorescent lamps—Part 6:Determination of specific surface area
Basic Information
Standard Code:
GB/T 14634.6-2010
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analysis methods for rare metals and their alloys
ICS Name:
Other non-ferrous metals and their alloys
Publish Date:
2010-08-09
Implement Date:
2011-05-01
Pages:
6 pages
Scope
This part of GB/T 14634 specifies the measurement method for the specific surface area of rare earth tri-primary color phosphors used in lamps.
This part is applicable to the measurement of the specific surface area of rare earth tri-primary color phosphors used in lamps.
Development Information
Same series standard
GB/T 14634.1-2010 Test methods of rare earth three-band phosphors for fluorescent lamps—Part 1:Determination of relative brightness
GB/T 14634.2-2010 Test methods of rare earth three-band phosphors for fluorescent lamps—Part 2:Determination of emission dominantpeak and chromaticity
GB/T 14634.3-2010 Test methods of rare earth three-band phosphors for fluorescent lamps—Part 3:Determination of thermostability
GB/T 14634.5-2010 Test methods of rare earth three-band phosphors for fluorescent lamps—Part 5:Determination of density
GB/T 14634.7-2010 Test methods of rare earth three-band phosphors for fluorescent lamps—Part 7:Determination of temperature quenching
Replace the following standards
Related Standards
GB/T 15677-1995
Replaced
GB/T 15677-1995 Lanthanum metal
GB/T 3136-1995
abolished_transferred
GB/T 3136-1995 Tantalum powders
GB/T 3463-1995
Abolished
GB/T 3463-1995 Tantalum wires
GB/T 3628-1995
Replaced
GB/T 3628-1995 Tantalum and tantalum alloy foils
GB/T 16476-1996
Replaced