D41 轻金属矿 标准查询与下载
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
- ICS
- 73.060.40
- CCS
- D41
- 发布
- 1989-09
- 实施
- 1989-09-01
Analysis of aluminium ores. Chemical methods. Method of preparation of pre-dried test samples
- ICS
- CCS
- D41
- 发布
- 1987-08-28
- 实施
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
- ICS
- 73.060.40
- CCS
- D41
- 发布
- 1987-08-28
- 实施
- 1987-08-28
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
- ICS
- 73.060.40
- CCS
- D41
- 发布
- 1987-08-28
- 实施
- 1987-08-28
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
- ICS
- 73.060.40
- CCS
- D41
- 发布
- 1987-08-28
- 实施
- 1987-08-28
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
- ICS
- 73.060.40
- CCS
- D41
- 发布
- 1987-08-28
- 实施
- 1987-08-28
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
- ICS
- 73.060.40
- CCS
- D41
- 发布
- 1987-08-28
- 实施
- 1987-08-28
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
- ICS
- 73.060.40
- CCS
- D41
- 发布
- 1987-08-28
- 实施
- 1987-08-28
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
- ICS
- 73.060.40
- CCS
- D41
- 发布
- 1987-08-28
- 实施
- 1987-08-28
Analysis of aluminium ores. Chemical methods. Method for determination of titanium content: spectrophotometric method
- ICS
- CCS
- D41
- 发布
- 1987-08-28
- 实施
Analysis of aluminium ores. Chemical methods. Method for determination of aluminium content: EDTA titrimetric method
- ICS
- CCS
- D41
- 发布
- 1987-08-28
- 实施
Analysis of aluminium ores. Chemical methods. Method for determination of iron content: titrimetric method
- ICS
- CCS
- D41
- 发布
- 1987-08-28
- 实施
Analysis of aluminium ores. Chemical methods. Method for determination of silicon content: combined gravimetric and spectrophotometric method
- ICS
- CCS
- D41
- 发布
- 1987-08-28
- 实施
Analysis of aluminium ores. Chemical methods. Method for determination of loss of mass at 1075
- ICS
- CCS
- D41
- 发布
- 1987-08-28
- 实施
Analysis of aluminium ores. Chemical methods. Method for determination of hygroscopic moisture in analytical samples: gravimetric method
- ICS
- CCS
- D41
- 发布
- 1987-08-28
- 实施
Chemical analysis of zinc ores concentrates. Accurate determination of zinc by complexometric titrimetry after selective extraction of zinc.
- ICS
- 73.060.99
- CCS
- D41
- 发布
- 1985-11-01
- 实施
- 1985-11-20
Chemical analysis of zinc ores concentrates. Accurate determination of zinc by complexometric titrimetry after complete precipitation of interfering elements.
- ICS
- 73.060.99
- CCS
- D41
- 发布
- 1985-11-01
- 实施
- 1985-11-20
Chemical analysis of zinc ores concentrates. Accurate determination of zinc samples by X-ray fluorescence spectrometry on sample solution containing an internal standard.
- ICS
- 73.060.99
- CCS
- D41
- 发布
- 1985-11-01
- 实施
- 1985-11-20
