Ammonium polyphosphate compound fertilizer and preparation method thereof
An ammonium polyphosphate and compound fertilizer technology, applied in the directions of ammonium nitrate fertilizer, urea compound fertilizer, nitrate fertilizer, etc., can solve the problems of difficult crop absorption, high fertilizer cost, poor stability, etc., so as to improve its own stress resistance, The effect of high fertilizer efficiency and low cost
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Example Embodiment
[0021] Experimental example 1
[0022] Formula: 300 parts of ammonium polyphosphate, 150 parts of nitrogen solution, 14 parts of urea, 50 parts of potassium chloride, 20 parts of medium element fertilizer, 4 parts of trace element fertilizer, 10 parts of amino acid, 10 parts of humic acid, 5 parts of vitamins , 8 sugar alcohols.
[0023] Preparation:
[0024] a. Preparation of aqueous solution: dissolve ammonium polyphosphate in water, and control the temperature to be 50°C to obtain an aqueous solution of ammonium polyphosphate;
[0025] b. Mixing: add nitrogen solution, urea, potassium chloride, medium element fertilizer, trace element fertilizer, amino acid, humic acid, vitamin, sugar alcohol to the ammonium polyphosphate aqueous solution successively, and the temperature is controlled to be 30°C, and stirred for 15min;
[0026] c. Finished product: After the reaction is completed, the finished product of ammonium polyphosphate compound fertilizer is obtained by drying an...
Example Embodiment
[0027] Experiment 2
[0028] Formula: 400 parts of ammonium polyphosphate, 200 parts of nitrogen solution, 20 parts of urea, 80 parts of potassium chloride, 40 parts of medium element fertilizer, 10 parts of trace element fertilizer, 16 parts of amino acids, 16 parts of humic acid, 11 parts of vitamins, 14 parts of sugar alcohol.
[0029] Preparation:
[0030] a. Preparation of aqueous solution: put ammonium polyphosphate into water to dissolve, and control the temperature to be 60 °C to obtain an aqueous solution of ammonium polyphosphate;
[0031] b. Mixing: nitrogen solution, urea, potassium chloride, medium element fertilizer, trace element fertilizer, amino acid, humic acid, vitamin, sugar alcohol are added successively to the ammonium polyphosphate aqueous solution, and the temperature is controlled to be 35°C, and stirred for 20min;
[0032] c. Finished product: After the reaction is completed, the finished product of ammonium polyphosphate compound fertilizer is obta...
Example Embodiment
[0033] Embodiment 3
[0034] Formula: 325 parts of ammonium polyphosphate, 165 parts of nitrogen solution, 16 parts of urea, 60 parts of potassium chloride, 25 parts of medium element fertilizer, 6 parts of trace element fertilizer, 12 parts of amino acid, 12 parts of humic acid, 7 parts of vitamins, 10 parts of sugar alcohol.
[0035] Preparation:
[0036] a. Preparation of aqueous solution: dissolve ammonium polyphosphate in water, and control the temperature to be 50°C to obtain an aqueous solution of ammonium polyphosphate;
[0037] b. Mixing: add nitrogen solution, urea, potassium chloride, medium element fertilizer, trace element fertilizer, amino acid, humic acid, vitamin, sugar alcohol to the ammonium polyphosphate aqueous solution successively, and the temperature is controlled to be 30°C, and stirred for 15min;
[0038] c. Finished product: After the reaction is completed, the finished product of ammonium polyphosphate compound fertilizer is obtained by drying and ...
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