GB/T 13840-1992
Abolished
GB/T 14634.1-2002
Replaced
National standards
GB/T 14634.1-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of relative brightness
GB/T 14634.1-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of relative brightness
Basic Information
Standard Code:
GB/T 14634.1-2002
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
Rare earth metals and their alloys
ICS Name:
Other non-ferrous metals and their alloys
Publish Date:
2002-11-19
Implement Date:
2003-06-01
Pages:
4 pages
Development Information
Same series standard
GB/T 14634.2-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of emission spectrum and chromaticity
GB/T 14634.3-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of thermostability
GB/T 14634.4-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of particle size distribution by electric sensing zone technique
GB/T 14634.5-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of density
GB/T 14634.6-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of specific surface area
Replace the following standards
GB 14634.1-1993
Superseded by the following standards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