fulvic acid

fulvic acid
A straw-coloured extract of humus that remains after humic acid has been precipitated with acid

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  • fulvic acid — ▪ chemical compound       one of two classes of natural acidic organic polymer that can be extracted from humus found in soil, sediment, or aquatic environments. Its name derives from Latin fulvus, indicating its yellow colour. This organic… …   Universalium

  • fulvic acid — noun a yellow to yellow brown humic substance that is soluble in water under all pH conditions they measured the fluvial fulvic acid • Hypernyms: ↑humic substance …   Useful english dictionary

  • fulvic — adjective Of or pertaining to fulvic acid or its derivatives …   Wiktionary

  • Humic acid — is one of the major components of humic substances [http://www.ihss.gatech.edu/whatarehs.html] which are dark brown and major constituents of soil organic matter humus that contributes to soil chemical and physical quality and are also precursors …   Wikipedia

  • humic acid — a brown, melanin tinted mixture of polymers, found in lignite, peat, and soils, where it acts as a cation exchange agent: used in drilling fluids and inks. [1835 45] * * * ▪ chemistry       one of two classes of natural acidic organic polymer… …   Universalium

  • Cinchotannic acid — Properties Molecular formula C28H19O17 (?) Exact mass 627.06223 u   Y  …   Wikipedia

  • Shilajit — Shilajit, also known as shilajit, silajit, mumijo, and momia,[1] is a thick, sticky tar like substance with a colour ranging from white to dark brown (the latter is more common), sometimes found in Caucasus mountains, Altai mountains and Tibet… …   Wikipedia

  • Phlobaphene — is the red pigment present in the pericarp of certain maize varieties Phlobaphenes (or phlobaphens, CAS No.:71663 19 9) can be defined either as the reddish colored phenolic substances extracted from plant that are alcohol soluble and water… …   Wikipedia

  • Total organic carbon — (TOC) is the amount of carbon bound in an organic compound and is often used as a non specific indicator of water quality or cleanliness of pharmaceutical manufacturing equipment. A typical analysis for TOC measures both the total carbon present… …   Wikipedia

  • Kashin-Beck disease — Infobox Disease Name = PAGENAME Caption = Patient diagnosed with Kashin Beck Disease DiseasesDB = 30038 ICD10 = ICD10|M|12|1|m|05 ICD9 = ICD9|716.0 ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = The Kashin Beck disease… …   Wikipedia

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