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Humic substance

Humic substances (HS) are relatively recalcitrant colored organic compounds naturally formed during long-term decomposition and transformation of biomass residues. The color of humic substances varies from bright yellow to light or dark brown leading to black. The term comes from humus, which in turn comes from the Latin word humus, meaning "soil…

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Concepts of humic substances

WaksmanMaillardDead biotic matterLigninCellulose
26 related topics

Anthropogenic production

CompostingBiocharSoil rehabilitationHydrothermal carbonizationHemicellulose
28 related topics

Chemical characteristics

AromaticCarboxylicPKProtonationCharge density
7 related topics

Overview

Organic compoundsBiomassHumusSoilPeat
27 related topics

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Overview

Concepts of humic substances

Chemical characteristics

Determination of humic acids in water samples

Ecological effects

Anthropogenic production

Technological applications

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Map overview Semantic statistics

Humic substance

Nodes114
Edges113
Triples55
Avg. degree1.98
Density0.017544
Components1

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Humic substance

Top relations

related to Fractionation · 16
Humic substance → After, An, FA, HA, Historically, HS, Humic, IHSS, NaOH, NOM, Scientists, Society, The, The HA, The International Humic Substances, The NOM
related to Anthropogenic production · 11
Humic substance → A-FA, A-HA, Artificial, Brandenburg, Germany, Humans, Park Sanssouci, Potsdam, The, These, This
related to Chemical characteristics · 8
Humic substance → Despite, For, Fulvic, HA, Humic, Since, The, There
related to Concepts of humic substances · 8
Humic substance → Historically, HS, Humic, Maillard, Nevertheless, The, Their, Waksman
related to Criticism · 5
Humic substance → Decomposition, Despite, However, Since, This
is a · 1
Humic substance → mixture of many molecules
related to External links · 1
Humic substance → International Humic Substances Society

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Important terminology

humic soil substances acid acids water organic fulvic molecular matter ha hs groups humin also ph fa extraction alkaline chemical

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Humic substanceis amixture of many molecules0.90text
Mg2instance ofThe average composition of HA and FA can be represented by model structures.The presence of carboxylate and phenolate groups gives the humic acids the ability to form complexes…0.80text
dihaloacetonitrilesinstance ofhumic and fulvic acids can react with the chemicals used in the chlorination process to form disinfection byproducts0.80text
which are toxic to humansinstance ofhumic and fulvic acids can react with the chemicals used in the chlorination process to form disinfection byproducts0.80text
cutinsinstance ofmainly ester bonds in biopolyesters0.80text
suberinsinstance ofmainly ester bonds in biopolyesters0.80text
Humic substancerelated to Anthropogenic productionHumans0.60section
Humic substancerelated to Anthropogenic productionThese0.60section
Humic substancerelated to Anthropogenic productionA-HA0.60section
Humic substancerelated to Anthropogenic productionA-FA0.60section
Humic substancerelated to Anthropogenic productionThis0.60section
Humic substancerelated to Anthropogenic productionArtificial0.60section

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