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ISO 19822:2018 Fertilizers and soil conditioners. Determination of humic and hydrophobic fulvic acids concentrations in fertilizer materials

Concentration (chemical)
Acids
Determination of content
Soils
Fertilizers

Link: ISO 19822:2018 Fertilizers and soil conditioners. Determination of humic and hydrophobic fulvic acids concentrations in fertilizer materials
Source: BSI Standards

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