Draft
International Standard
ISO/DIS 4687-1
Iron ores — Determination of phosphorus content — Part 1: Molybdenum blue spectrophotometric method
Reference number
ISO/DIS 4687-1
Edition 2
© ISO 2026
Draft International Standard

Preview this standard in our Online Browsing Platform (OBP)

Under development
This Draft International Standard is in the enquiry phase with ISO members.
Will replace ISO 4687-1:1992

ISO/DIS 4687-1

Language
Format
CHF 67
* Shipping costs not included
Convert Swiss francs (CHF) to your currency

Abstract

The method is applicable to phosphorus contents between 0,003 % (m/m) and 2 % (m/m) in natural iron ores, iron ore concentrates and agglomerates, including sinter products. The presence of arsenic, barium or titanium does not affect the result.

General information

  • Status
     : Under development

    You can help develop this draft international standard by contacting your national member

    Stage
    : DIS ballot initiated: 12 weeks [40.20]
  • Edition
     : 2
    Number of pages
     : 12
  • Technical Committee :
    ISO/TC 102/SC 2
    ICS :
    73.060.10 
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

7
Affordable and Clean Energy
8
Decent Work and Economic Growth
11
Sustainable Cities and Communities

Got a question?

Check out our Help and Support

  2. Store
  3. Store
  4. ICS
  5. 73
  6. 73.060
  7. 73.060.10
  8. ISO/DIS 4687-1