Magnesium phosphate fluid fertilizer

Details Magnesium phosphate fluid fertilizer Magnesium phosphate fluid fertilizer

1983-06-21

1984-07-03

Lander, Ferris H.

Chemistry: fertilizers

Processes and products

Inorganic material

71 41, 71 43, 71 641, 71 6408, C05B 900, C05B 1100

Patent

active

044577737

ABSTRACT:
A 0-21-0-9 Mg liquid mixed fertilizer is prepared by adding powdered magnesium hydroxide and an equal amount of water to a dilute solution of phosphoric acid in a plurality of addition steps. A dispersing powder and an emulsifying agent are then added to increase the storage life of the fluidized fertilizer. In a second example dilute sulfuric acid is added to the mixture along with citric acid.

REFERENCES:
patent: T889024 (1971-08-01), Jones et al.
patent: 2137674 (1938-11-01), MacIntire
patent: 3459530 (1969-08-01), Hudson

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