Organic fertilizer based on soil activity improvement and preparation method
An organic fertilizer and active technology, applied in the field of organic fertilizer and preparation based on improving soil activity, to achieve the effect of reducing usage, saving labor and good usage effect
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Embodiment 1
[0032] Weigh 44.7kg of hydrochloric acid with a content of 35.3%, add it to the reaction kettle, cool down to 9.2°C, add 15.6kg of o-fluoroaniline dropwise to the reaction kettle at a temperature of 8.8°C, and drop it in about 50 minutes to obtain o-fluoroaniline Aniline hydrochloride;
[0033] Add 6.2kg of sodium nitrite and 14kg of water into the configuration tank, stir until all the sodium nitrite is dissolved, then add the sodium nitrite solution dropwise to the o-fluoroaniline hydrochloride, the maximum temperature for the addition is 9.6°C, and the minimum temperature for the addition is 9.6°C When the sodium nitrite aqueous solution is 1.3kg, the potassium iodide-starch test paper is dark blue, stop the dropwise addition, and stir for 1 hour to obtain an azo compound with an azo compound content of 0.2866;
[0034] Add 78kg of acrylic acid, 80kg of water and 1.5kg of azo compound to another reaction kettle in turn, heat up to 35°C after stirring evenly, weigh 56kg of s...
Embodiment 2
[0046] Weigh 47kg of hydrochloric acid with a content of 35.3%, add it to the reaction kettle, cool down to 8°C, add 18kg of o-fluoroaniline dropwise to the reaction kettle at a temperature of 9.4°C, and drop it in about 50 minutes to obtain the o-fluoroaniline salt salt;
[0047] Add 7kg of sodium nitrite to the configuration tank, add 14kg of water, stir so that all the sodium nitrite dissolves, add dropwise sodium nitrate solution to the o-fluoroaniline hydrochloride, the maximum dropping temperature is 10°C, and the minimum dropping temperature is At 5.3°C, when 2.1kg of the sodium nitrite aqueous solution remained, the potassium iodide-starch test paper was measured to be dark blue, stop the dropwise addition, and stir for 1 hour to obtain an azo compound with an azo compound content of 0.3022;
[0048] Add 90kg of acrylic acid, 90kg of water and 2kg of azo compounds to another reaction kettle in turn, stir evenly and heat up to 35°C, weigh 62kg of sodium hydroxide, add 6...
Embodiment 3
[0060] Weigh 51kg of hydrochloric acid with a content of 35.3%, add it to the reaction kettle, cool down to 8°C, add 21kg of o-fluoroaniline dropwise to the reaction kettle at a temperature of 9.4°C, and drop it in about 50 minutes to obtain the o-fluoroaniline salt salt;
[0061] Add 8 kg of sodium nitrite and 16 kg of water into the configuration tank, stir to dissolve all the sodium nitrite, add the smoked sodium nitrate solution dropwise to the o-fluoroaniline hydrochloride, the maximum dropping temperature is 11°C, and the minimum dropping temperature is At 6.5°C, when 1.9kg of the sodium nitrite aqueous solution remained, the potassium iodide-starch test paper was measured to be dark blue, stop the dropwise addition, and stir for 1 hour to obtain an azo compound with an azo compound content of 0.2984;
[0062] Add 100kg of acrylic acid, 100kg of water and 2.6kg of azo compound to another reaction kettle in sequence, heat up to 35°C after stirring evenly, weigh 84kg of so...
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