ISO 9061:1988
Acid-grade and ceramic-grade fluorspar — Determination of iron content — 1,10-Phenanthroline spectrometric method

Standard No.

ISO 9061:1988

Release Date

1988

Published By

International Organization for Standardization (ISO)

Status

Be replaced

Replace By

ISO 9061:1993

Latest

ISO 9061:1993

Scope

This International Standard specifies a 1,10-phenanthroline spectrometric method for the determination of the iron content of acid-grade and ceramic-grade fluorspar. The method is applicable to products having iron contents, ex- pressed as Fe203, in the range 0,1 % {m/m) to 2,0 % (m/m).

ISO 9061:1988 history

• 1993 ISO 9061:1993 Acid-grade and ceramic-grade fluorspar; determination of iron content; 1,10-phenanthroline spectrometric method
• 1988 ISO 9061:1988 Acid-grade and ceramic-grade fluorspar — Determination of iron content — 1,10-Phenanthroline spectrometric method