GBW07149 Certified Reference Materials for the Chemical Composition of Nickel-cocalt Ores and Nickel-Cocalt concentrate

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50g

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GBW07149

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Certified Reference Materials for the Chemical Composition of Nickel-cocalt Ores and Nickel-Cocalt concentrate

Certificate

NMI Service Identifier

Measurement Service Sub-Category

	Certified Value	Certified Uncertainty	Unit
Ni	9.01	0.13	Mass fraction (10 ^-2)
S	27.83	0.65	Mass fraction (10 ^-2)
Co	0.20*	0.01*	Mass fraction (10 ^{-6 )}
Ag	15.2	0.5	Mass fraction (10 ^{-6 )}
As	37	4	Mass fraction (10 ^{-6 )}
Cd	4.0	0.3	Mass fraction (10 ^{-6 )}
Cr	(457)		Mass fraction (10 ^{-6 )}
Cu	2.47*	0.06*	Mass fraction (10 ^{-6 )}
Mn	295	23	Mass fraction (10 ^{-6 )}
P	(130)		Mass fraction (10 ^{-6 )}
Pb	116	4	Mass fraction (10 ^{-6 )}
Sc	2.5	0.3	Mass fraction (10 ^{-6 )}
Ti	422	21	Mass fraction (10 ^{-6 )}
V	(30)		Mass fraction (10 ^{-6 )}
Zn	134	11	Mass fraction (10 ^{-6 )}
SiO₂	14.13	0.22	Mass fraction (10 ^-2)
Al₂O₃	1.04	0.08	Mass fraction (10 ^-2)
Fe₂O₃	48.37	0.38	Mass fraction (10 ^-2)
MgO	6.30	0.10	Mass fraction (10 ^-2)
CaO	1.16	0.04	Mass fraction (10 ^-2)
Na₂O	0.22	0.01	Mass fraction (10 ^-2)
K₂O	0.06	0.01	Mass fraction (10 ^-2)
H₂O⁺	1.65	0.13	Mass fraction (10 ^-2)