National Sharing Platform for Reference Materials
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Aluminium Alloy

Code Fe   Mass fraction (10 -2 ) B   Mass fraction (10 -2 ) Cd   Mass fraction (10 -2 )
Value Certified Uncertainty Value Certified Uncertainty Value Certified Uncertainty
GBW02204 0.077 0.003 0.013 0.001 0.19 0.01
GBW02222 0.141 0.006
GBW(E)020036 0.205 0.008
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