Concentrated nitrogen-containing fertilizers having increased al

Details Concentrated nitrogen-containing fertilizers having increased al Concentrated nitrogen-containing fertilizers having increased al

1993-03-09

1995-05-23

Lander, Ferris

Chemistry: fertilizers

Processes and products

Organic material-containing

71 29, 71 641, 564 63, C05C 900

Patent

active

054177375

ABSTRACT:
Urea increases the solute content of a fertilizer comprising water and at least two different nitrate-containing compounds selected from the group consisting of ammonium nitrate, alkali metal nitrates, and alkaline earth metal nitrates. In addition, urea enhances plant uptake of alkaline earth metals. Particularly favored are quaternary aqueous solutions containing urea, calcium nitrate, and ammonium nitrate.

REFERENCES:
patent: 1916617 (1933-07-01), Jaenecke
CA 129779 W "Solubiity Equilibriums . . . System", Kuemmel et al, Z. Chem. 1973 13(6) 232-233 (No Month).
Fertilizer Nitrogen, Its Chemistry and Technology, Sauchelli, Editor, Reinhold Publ. Corp. NY (1964) pp. 251, 347-350 (No Month).
Millard, Physical Chemistry For Colleges, McGraw-Hill Book Co. Inc., NY (1953) pp. 191-292 (No Month).
Seidell et al., Solubilities of Inorganic and Organic Compounds, Van Nostrand Co., New York, N.Y. (1952), p. 124 (No Month).
Sienko & Plane, "Chemistry" 1961, pp. 196-199 (No Month).

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