GBW07144 Certified Reference Materials for the Chemical Composition of Molybdenum Ores and Molybdenum concentrate

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50g

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GBW07144

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Certified Reference Materials for the Chemical Composition of Molybdenum Ores and Molybdenum concentrate

Certificate

NMI Service Identifier

Measurement Service Sub-Category

	Certified Value	Certified Uncertainty	Unit
Mo	50.08	0.14	Mass fraction (10 ^-2)
S	33.72	0.55	Mass fraction (10 ^-2)
Mn	0.15	0.01	Mass fraction (10 ^-2)
Ag	(2.1)		Mass fraction (10 ^{-6 )}
As	(2.2)		Mass fraction (10 ^{-6 )}
Bi	86	6	Mass fraction (10 ^{-6 )}
Cd	0.20	0.03	Mass fraction (10 ^{-6 )}
Co	10.2	0.7	Mass fraction (10 ^{-6 )}
Cr	30	5	Mass fraction (10 ^{-6 )}
Cu	266	27	Mass fraction (10 ^{-6 )}
Ge	(0.67)		Mass fraction (10 ^{-6 )}
Ni	(20)		Mass fraction (10 ^{-6 )}
P	(130)		Mass fraction (10 ^{-6 )}
Pb	316	28	Mass fraction (10 ^{-6 )}
Re	23	2	Mass fraction (10 ^{-6 )}
Sb	13.2	1.6	Mass fraction (10 ^{-6 )}
Sn	(11.9)		Mass fraction (10 ^{-6 )}
W	732	69	Mass fraction (10 ^{-6 )}
Zn	68	6	Mass fraction (10 ^{-6 )}
SiO₂	7.58	0.20	Mass fraction (10 ^-2)
Al₂O₃	(1.16)		Mass fraction (10 ^-2)
Fe₂O₃	1.23	0.04	Mass fraction (10 ^-2)
MgO	1.96	0.16	Mass fraction (10 ^-2)
CaO	1.95	0.16	Mass fraction (10 ^-2)
Na₂O	(0.21)		Mass fraction (10 ^-2)
K₂O	(0.06)		Mass fraction (10 ^-2)
	0.85	0.17	Mass fraction (10 ^-2)