Definition of Humic substance
1. Noun. An organic residue of decaying organic matter.
Humic Substance Pictures
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Lexicographical Neighbors of Humic Substance
Literary usage of Humic substance
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Data of Geochemistry by Frank Wigglesworth Clarke (1908)
"From this point of view H. Born- triiger b has made analyses of peat, finding in the black varieties from 25 to 60 per cent of the humic substance, ..."
2. The Chemistry of Vegetable & Animal Physiology by Gerrit Jan Mulder (1849)
"3' The soil contains a humic substance, which is insoluble in alkalies. A similar one is found also in the products obtained by the action of acids upon ..."
3. Modelling in Aquatic Chemistry by Ingmar Grenthe, Ignasi Puigdomenech, Bert Allard (1997)
"Figure V.ll: Contour plot of the concentration of humic substance ... [humic substance] levels in Figure V.10 at ionic strength 0.1 M. The dashed lines are ..."
4. Proceedings of the Workshop on Long-lived Radionuclide Chemistry in Nuclear by NEA Nuclear Science Committee (1998)
"In a first approach the metal ions were analysed in the absence and presence of humic substance . The complexing capability of fulvic acid for Al, Cu, ..."
5. The Journal of Analytical and Applied Chemistry by Edward Hart (1891)
"... is employed : About 3 kilograms of the vegetable soil are mixed with sand containing a small amount of carbonate of lime and some humic substance. ..."
6. Principles and Practice of Agricultural Analysis: A Manual for the Study of by Harvey Washington Wiley (1906)
"... the sand containing a small amount of carbonate of lime and some humic substance characteristic of the soil of Meudon are used for the determination. ..."
7. Proceedings of the American Pharmaceutical Association at the Annual Meeting by American Pharmaceutical Association, National Pharmaceutical Convention, American Pharmaceutical Association Meeting (1863)
"They all form a nitrogenous, insoluble humic substance, a bitter mattei soluble in water, alcohol, acids and alkalies, and two more nitrogenous bodies ..."