GBW07146 Certified Reference Materials for the Chemical Composition of Nickel-cocalt Ores and Nickel-Cocalt concentrate

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50g

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GBW07146

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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	0.33	0.02	Mass fraction (10 ^-2)
S	1.53	0.06	Mass fraction (10 ^-2)
Co	104	5	Mass fraction (10 ^{-6 )}
Ag	0.75	0.08	Mass fraction (10 ^{-6 )}
As	5.1	0.3	Mass fraction (10 ^{-6 )}
Cd	0.34	0.05	Mass fraction (10 ^{-6 )}
Cr	0.13*	0.01*	Mass fraction (10 ^{-6 )}
Cu	681	20	Mass fraction (10 ^{-6 )}
Mn	0.11*	0.01*	Mass fraction (10 ^{-6 )}
P	485	25	Mass fraction (10 ^{-6 )}
Pb	25	3	Mass fraction (10 ^{-6 )}
Sc	15.8	0.5	Mass fraction (10 ^{-6 )}
Ti	0.32*	0.02*	Mass fraction (10 ^{-6 )}
V	93	6	Mass fraction (10 ^{-6 )}
Zn	77	7	Mass fraction (10 ^{-6 )}
SiO₂	52.29	0.26	Mass fraction (10 ^-2)
Al₂O₃	9.09	0.12	Mass fraction (10 ^-2)
Fe₂O₃	10.71	0.10	Mass fraction (10 ^-2)
MgO	14.56	0.34	Mass fraction (10 ^-2)
CaO	4.02	0.08	Mass fraction (10 ^-2)
Na₂O	1.59	0.06	Mass fraction (10 ^-2)
K₂O	1.00	0.02	Mass fraction (10 ^-2)
H₂O⁺	3.78	0.45	Mass fraction (10 ^-2)