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National Sharing Platform for Reference Materials
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Coal Fly Ash

Code As   Mass fraction (10 -6 ) Ba   Mass fraction (10 -6 ) Cd   Mass fraction (10 -6 )
Value Standard Diviation(S) Value Standard Diviation(S) Value Standard Diviation(S)
GBW08401 11.4 0.3 (1450) 0.16 0.02
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