Origin of humic
Examples from the Web for humic
Historical Examples of humic
Humic, hū′mik, adj. denoting an acid formed by the action of alkalies on humus or mould.
The residues, which are insoluble in water, but redissolve in ammonia, have the properties of humic acids.Researches on Cellulose
C. F. Cross
This deposit, if obtained from light brown peat, is ulmic acid; if from black peat, it is humic acid.
A small portion of nitrogen unites with hydrogen, forming ammonia, which remains combined with the humic and other acids.
This solvent separates the humic and ulmic acids from the undecomposed vegetable fibers.