ISO 2368:1972 PDF
Aluminium fluoride for industrial use — Determination of iron content — 1,10- Phenanthroline photometric method
Open preview (PDF)Aluminium fluoride for industrial use — Determination of iron content — 1,10- Phenanthroline photometric methodTitle (English):
ISO 2368:1972
Aluminium fluoride for industrial use — Determination of iron content — 1,10- Phenanthroline photometric method
- Document status:
- Withdrawn
- Format:
- Electronic (PDF)
- Number of pages:
- 4
- Publication date:
- December 1, 1972
- Edition:
- ISO IS 2368 edition 1 version 1
- ICS:
- 71.060.50
Description (English):
The method is applicable to products having a content greater than 0,020 %. The principle consists in dissolution of a test portion by either alkaline or acid fusion. Reduction of the iron(III) by hydroxylammonium chloride. Formation of the iro(II)-1, 10-phenanthroline complex in a buffered medium (pH value between 3,5 and 4,2) Photometric measurement of the coloured complex at a wavelength of about 510 nm.
Technical details
- Technical committee
- ISO/TC 47 - Chemistry
- SKU
- ISO 2368:1972
