Herbicide prepared by binary compounding of oxyfluoyfen and prometryn and preparation method thereof
A technology of oxyfluorfen and promethazone, applied in the field of herbicides and preparation thereof, can solve the problem of no weed damage in the whole growth period of crops that cannot be used once, and achieve the effects of controlling weed community damage and crop safety.
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Embodiment 1
[0032] Take 3 grams of oxyfluorfen, add 10 ml of xylene (or acetone), stir and dissolve; add 30 grams of promethazine, add 30 ml of xylene (or acetone), stir and dissolve; mix the two solutions, add 5 grams of tea The herbicide surfactant K12 of saponin, 10 gram emulsifier castor oil polyoxyethylene ethers 0206B, stirred for 15 minutes, added the xylene (or acetone) of surplus to be made into total mass 100 grams, stirred for 20 minutes, left standstill, Filtration to obtain the herbicide made of binary compound of oxyfluorfen and promethazone.
Embodiment 2
[0034] Take 3.5 grams of oxyfluorfen, add 20 ml of xylene (or acetone), stir and dissolve; add 31 grams of promethazine, add 25 ml of xylene (or acetone), stir and dissolve; mix the two solutions, add 7.5 grams of tea The herbicide surfactant K12 of saponin, 10.5 grams of emulsifier castor oil polyoxyethylene ether 0206B, stirred for 15 minutes, added the xylene (or acetone) of surplus to make total mass 100 grams, stirred for 25 minutes, left standstill, Filtration to obtain the herbicide made of binary compound of oxyfluorfen and promethazone.
Embodiment 3
[0036] Take 4 grams of oxyfluorfen, add 6 ml of xylene (or acetone), stir and dissolve; add 28 grams of promethazine, add 25 ml of xylene (or acetone), stir and dissolve; mix the two solutions, add 8 grams of tea The herbicide surfactant K12 of saponin, 8 grams of emulsifier castor oil polyoxyethylene ether 0206B, stirred for 15 minutes, added the xylene (or acetone) of surplus to make total mass 100 grams, stirred for 30 minutes, left standstill, Filtration to obtain the herbicide made of binary compound of oxyfluorfen and promethazone.
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