ISO 6127:1981
Chromium ores; Determination of phosphorus content; Reduced molybdophosphate photometric method

Standard No.

ISO 6127:1981

Release Date

1981

Published By

International Organization for Standardization (ISO)

Latest

ISO 6127:1981

Scope

The method is applicable to products having a phosphorus content of 0,002 to 0,1 % (m/m). ISO 6127 should be read in conjunction with ISO 6629. Specifies principle, reagents, apparatus, procedure and expression of results. Includes a warning to the dangers involved in the use of perchloric acid and hydrofluoric acid.

ISO 6127:1981 history

• 1981 ISO 6127:1981 Chromium ores; Determination of phosphorus content; Reduced molybdophosphate photometric method