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GB/T 5121.27-2008
Methods for chemical analysis of copper and copper alloys - Part 27:The inductively coupled plasma atomic emission spectromertric method
GB/T 5121.26-2008
Methods for chemical analysis of copper and copper alloys - Part 26:Determination of mercury content
GB/T 5121.25-2008
Methods for chemical analysis of copper and copper alloys - Part 25: Determination of boron content
GB/T 5121.24-2008
Methods for chemical analysis of copper and copper alloys - Part 24:Determination of selenium and tellurium content
GB/T 5121.23-2008
Methods for chemical analysis of copper and copper alloys - Part 23:Determination of silicon content
GB/T 5121.21-2008
Methods for chemical analysis of copper and copper alloys - Part 21:Determination of titanaum content
GB/T 5121.20-2008
Methods for chemical analysis of copper and copper alloys - Part 20:Determination of zirconium content
GB/T 5121.19-2008
Methods for chemical analysis of copper and copper alloys - Part 19:Determination of silver content
GB/T 5121.18-2008
Methods for chemical analysis of copper and copper alloys - Part 18:Determination of magnesium content
GB/T 5121.17-2008
Methods for chemical analysis of copper and copper alloys Part 17:Determination of beryllium content
GB/T 5121.15-2008
Methods for chemical analysis of copper and copper alloys - Part 15:Determination of cobalt content
GB/T 18882.2-2008
Chemical analysis methods for mixed rare earth oxide of ion-absorpted type RE ore - Determination of aluminum oxide content
GB/T 18882.1-2008
Chemical analysis methods of mixed rare earth oxide of ion-absorpted type RE ore - Determination of fifteen REO relative content
GB/T 14635-2008
Rare earth metals and their compounds - Determination of total rare earth contents
GB/T 12966-2008
The method for determining aluminum alloys conductivity using eddy current
GB/T 13788-2008
Cold rolled ribbed steel wires and bars
GB/T 3190-2008
Wrought aluminium and aluminium alloy - Chemical composition
GB/T 22032-2008
Systems engineering - System life cycle processes
GB/T 16475-2008
Temper designation system for wrought aluminium and aluminium alloy
GB/T 21997.2-2008
Instrument for soil test - Liquid limit device - Part 2：Fall cone liquid limit device
