Acaricidal composition and preparation thereof, and application of acaricidal composition and preparation
A technology of composition and preparation, applied in the direction of acaricide, application, biocide, etc., to achieve the balance of toxicity and residue, enhance drug efficacy, and good effect of toxicity and residue
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[0128] According to the above-mentioned test method, the toxicity of the acaricidal composition with different proportions was tested, and the test results are shown in Table 1, Table 2, Table 3 and Table 4.
[0129] Table 1: Toxicity test results of different ratios of Acynonapyr and pyridaben against Tetranychus cinnabarinus
[0130] potion LC 50(mg / L)
ATI TTI CTC Acynonapyr 4.167 / Pyridaben 0.173 / Acynonapyr: Pyridaben = 30:1 2.920 142.71 174.47 81.79 Acynonapyr: Pyridaben = 15:1 1.367 304.83 244.29 124.78 Acynonapyr: Pyridaben = 7:1 0.813 512.55 388.58 131.90 Acynonapyr: Pyridaben = 4:1 0.406 1026.35 561.73 182.71 Acynonapyr: Pyridaben = 2:1 0.204 2042.65 869.56 199.91 Acynonapyr: Pyridaben = 1:1 0.165 2525.45 1254.34 201.34 Acynonapyr: Pyridaben = 1:2 0.119 3501.68 1639.11 213.63 Acynonapyr: Pyridaben = 1:4 0.091 4579.12 1946.94 235.20 Acynonapyr: Pyrid...
preparation example 1
[0143] Preparation Example 1 of Acaricidal Composition Preparation: 45wt% Acynonapyr Pyridaben Wettable Powder
[0144] Acynonapyr original drug 5g, pyridaben original drug 40g, alkylnaphthalene sulfonate formaldehyde condensate (trade name: MorwetD425, Akzo Nobel Company) 9g, sodium lauryl sulfate (Aladdin reagent) 3g, kaolin ( Hangzhou Zuotu New Material Co., Ltd.) to 100g, pre-crushed and mixed uniformly, and then pulverized by a jet mill (Kunshan Younake Machinery Co., Ltd.) until the fineness meets the requirement that at least 98wt% pass through a 45 μm test sieve to obtain effective A wettable powder with an ingredient mass content of 45 wt%.
preparation example 2
[0145] Preparation Example 2 of Acaricidal Composition Preparation: 32wt% Acynonapyr Pyridaben Wettable Powder
[0146] Acynonapyr original drug 2g, pyridaben original drug 30g, lignosulfonate sodium salt (trade name: Ultrazine NA, Bolliger Industrial Co., Ltd.) 10g, sodium lauryl sulfate (Aladdin reagent) 3g, kaolin ( Hangzhou Zuotu New Material Co., Ltd.) to 100g, pre-crushed and mixed uniformly, and then pulverized by a jet mill (Kunshan Younake Machinery Co., Ltd.) until the fineness meets the requirement that at least 98wt% pass through a 45 μm test sieve to obtain effective A wettable powder with an ingredient mass content of 32 wt%.
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