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23/30454447 DC BS ISO 21339. Titanium and titanium alloys. Ti-6Al-4V. Determination of aluminium and vanadium contents. Inductively coupled plasma atomic emission spectrometric method, 2023
- ISO_DIS 21339 ed.1 - id.79382 Enquiry PDF (en).pdf [Go to Page]
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Principle
- 5 Reagents [Go to Page]
- 5.1 General
- 5.2 Hydrochloric acid solution, 1+1
- 5.3 Nitric acid solution, 1+1
- 5.4 Hydrofluoric acid solution, 1+1
- 5.5 Titanium
- 5.6 Indium solution, 1€g/l
- 5.7 Cobalt solution, 1€g/l
- 5.8 Strontium solution, 1€g/l
- 5.9 Aluminium standard solution, 1€g/l
- 5.10 Vanadium standard solution, 1€g/l
- 6 Apparatus [Go to Page]
- 6.1 General
- 6.2 Volumetric glassware
- 6.3 Plastic beaker, volumetric plastic flask and plastic watch glass
- 6.4 Atomic emission spectrometer, equipped with an inductively coupled plasma (ICP-AES)
- 7 Sampling
- 8 Procedure [Go to Page]
- 8.1 Test portion
- 8.2 Number of determinations
- 8.3 Preparation of the calibration solutions
- 8.4 Preparation of the test solutions
- 8.5 Determination [Go to Page]
- 8.5.1 General
- 8.5.2 Spectrometric measurements of the calibration solutions
- 8.5.3 Spectrometric measurements of the test solutions
- 9 Expression of result
- 10 Precision
- 11 Test report
- Annex€A (informative) Additional information on the international inter-laboratory test
- Annex€B (informative) Graphical representation of the precision data
- Bibliography [Go to Page]
