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BS 5551-4.1.4 84th Edition, August 31, 1984
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Fertilizers Part 4: Chemical Analysis Sec 4 Determination of Nitro- gen Subsection 4.1.4: Method for Determination of Ammoniacal Nitrogen Content in the Presence of Other Substance Which Rel Ammonia When Treated with Sodium Hydroxide (Titrimetric Method)
Includes all amendments and changes through Reaffirmation Notice , February 15, 1996
Additional Comments: SAME AS ISO 7408
Page Count:14
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Specifies reagents, apparatus, procedure and reporting of results.