ISO-19822 › Fertilizers and soil conditioners - Determination of humic and hydrophobic fulvic acids concentrations in fertilizer materials
ISO-19822
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1ST EDITION
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CURRENT
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This document specifies the procedure for the analysis of humic acids and hydrophobic fulvic acids which is applicable to dry and liquid materials used as ingredients in commercial fertilizers, soil amendments, and geological deposits.
To find similar documents by classification:
65.080 (Fertilizers Including soil conditioners and culture medium)
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Document Number
ISO 19822:2018
Revision Level
1ST EDITION
Status
Current
Publication Date
Aug. 1, 2018
Committee Number
ISO/TC 134