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BS 7020-4.2

90th Edition, October 31, 1990

Complete Document

Analysis of Iron Ores Part 4: Methods for the Determination of Total Iron Content Section 4.2: Titanium (III) Chloride Reduction Methods

Includes all amendments and changes through Reaffirmation Notice , January 2005


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Additional Comments:
SAME AS ISO 9507
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Product Details:

  • Revision: 90th Edition, October 31, 1990
  • Published Date: January 2005
  • Status: Active, Most Current
  • Document Language: English
  • Published By: British Standards Institution (BSI)
  • Page Count: 16
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

Two methods specified using potassium dichromate as titrant after reduction of the iron (III) by tin (II) chloride and titanium (III) chloride. Excess reductant oxidized by either dilute potassium dichromate or perchloric acid.