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BSI - BS 4258-9

Methods of test for Phosphoric acid (orthophosphoric acid) for industrial use — Part 9: Determination of chloride content

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Organization: BSI
Publication Date: 29 September 1989
Status: active
Page Count: 8
ICS Code (Acids): 71.060.30
scope:

Potentiometric method applicable to chloride contents between 1 and 1500 mg/kg.

Document History

BS 4258-9
September 29, 1989
Methods of test for Phosphoric acid (orthophosphoric acid) for industrial use — Part 9: Determination of chloride content
Potentiometric method applicable to chloride contents between 1 and 1500 mg/kg.
BS 4258-9
January 31, 1978
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of chloride content
Potentiometric method for determining chloride ions with silver nitrate solution in a nitric acid-acetone-water medium, using a silver measurement electrode and a calomel reference electrode....

References

This document references:
BS 4258-12 - Methods of Test for Phosphoric Acid (Orthophosphoric Acid) for Industrial Use - Part 12: Guide to Sampling Techniques
Published by BSI on November 30, 1982
Procedures and precautions for taking, preparing and storing samples for assessing the quality of bulk deliveries. Applicable to ortho- and poly-phosphoric acids prepared by thermal and wet...
This document references:
BS 4258-12 - Methods of Test for Phosphoric Acid (Orthophosphoric Acid) for Industrial Use - Part 12: Guide to Sampling Techniques
Published by BSI on November 30, 1982
Procedures and precautions for taking, preparing and storing samples for assessing the quality of bulk deliveries. Applicable to ortho- and poly-phosphoric acids prepared by thermal and wet...
This document references:
BS 6337-4 - General methods of chemical analysis - Part 4: Method for determination of chloride ions by potentiometry
Published by BSI on January 31, 1984
Covers reagents, apparatus, procedure, expression of results and test report.
This document is referenced by:
BS 4258-7 - Methods of Test for Phosphoric Acid (Orthophosphoric Acid) for Industrial Use — Part 7: Determination of Total Phosphorus (V) Oxide Content: Quinoline Phosphomolybdate Gravimetric Method
Published by BSI on January 31, 1978
A description is not available for this item.
This document is referenced by:
BS 4258-8 - Methods of Test for Phosphoric Acid (Orthophosphoric Acid) for Industrial Use - Part 8: Determination of Calcium Content (Flame Atomic Absorption Method)
Published by BSI on January 31, 1978
Determination of calcium content down to 10 mg/kg by photometric measurement of absorption of the 422.7 line emitted by a hollow cathode calcium lamp. Also for use in the food industry.
This document is referenced by:
DEF STAN 68-283 - Phosphoric Acid De-Rusting Solution, Inhibited
Published by MODUK on October 23, 1998
This Defence Standard specifies the requirements for an inhibited solution of phosphoric acid for use in accordance with Defence Standard 03-2, Cleaning and Preparation of Metal Surfaces.
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