共找到 150 条与 轻金属矿 相关的标准,共 10 页
Applies to the samples taken from bulk aluminium ores. Annex A specifies a method to be used when it is difficult to carry out sieving, crushing and dividing owing to the sample being adhesive or excessively wet. Annex B specifies methods of correction for sprayd water and/or rainfall.
Aluminium ores; determination of the moisture content of bulk material
Analysis of aluminium ores. Chemical methods. Method of preparation of pre-dried test samples
Applicable to ores containing between 0.01% and 5% (m/m) of diphosphorus pentoxide.
Analysis of aluminium ores. Chemical methods. Method for determination of phosphorus content: spectrophotometric method
Samples for the determination of analytical values of constituents in aluminium ores on a dry basis.
Analysis of aluminium ores. Chemical methods. Method of preparation of pre-dried test samples
Applicable to moisture contents, expressed as water (H$d2O), in the range 0.1% to 5% (m/m).
Analysis of aluminium ores. Chemical methods. Method for determination of hygroscopic moisture in analytical samples: gravimetric method
Applicable to ores containing between 1% and 25% (m/m) of silicon dioxide.
Analysis of aluminium ores. Chemical methods. Method for determination of silicon content: combined gravimetric and spectrophotometric method
Applicable to ores containing between 2% and 50% (m/m) of iron oxide.
Analysis of aluminium ores. Chemical methods. Method for determination of iron content: titrimetric method
Applicable to ores containing between 30% and 65% (m/m) of aluminium oxide.
Analysis of aluminium ores. Chemical methods. Method for determination of aluminium content: EDTA titrimetric method
Applicable to ores containing between 0.5% and 8% (m/m) of titanium dioxide.
Analysis of aluminium ores. Chemical methods. Method for determination of titanium content: spectrophotometric method
Analysis of aluminium ores. Chemical methods. Method for determination of titanium content: spectrophotometric method
Analysis of aluminium ores. Chemical methods. Method for determination of aluminium content: EDTA titrimetric method
Analysis of aluminium ores. Chemical methods. Method for determination of iron content: titrimetric method
Analysis of aluminium ores. Chemical methods. Method for determination of silicon content: combined gravimetric and spectrophotometric method
Analysis of aluminium ores. Chemical methods. Method for determination of loss of mass at 1075
Analysis of aluminium ores. Chemical methods. Method for determination of hygroscopic moisture in analytical samples: gravimetric method
Chemical analysis of zinc ores concentrates. Accurate determination of zinc by complexometric titrimetry after selective extraction of zinc.
Chemical analysis of zinc ores concentrates. Accurate determination of zinc by complexometric titrimetry after complete precipitation of interfering elements.
Chemical analysis of zinc ores concentrates. Accurate determination of zinc samples by X-ray fluorescence spectrometry on sample solution containing an internal standard.
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