COMMON NAME:Acephate
CHEMICAL NAME:O,S-dimethyl-acetylphosphoramidothioate
STRUCTURAL FORMULA:
PHYSIAL AND CHEMIAL PROPERTIES:
Pure product is a white crystal,m.p.90~91oC.Technical product,m.p. 70~80oC,d420 1.35.Soluble in water and polar solvents such as methanol,ethanol,acetone and dichloromethane,dichloroethane and so on,slightly soluble in xylene,and ether.It is stable in acidic medium,however,it lydrolyzes easily in alkaline solution.
TOXICITY:
Acute oral LD50 of technicalproduct to rats is 945 mg/kg,acute dermal LD50 to mouse is 714 mg/kg,acute dermal LD50 to rabbits is 2000mg/kg.No records of teratogenicity,arcinogenicity and chronic toxicity.To fish,animal,bird,it's low toxic.
FORMULATION AND SPECIFICATION:
Technical | 75SP | |
Appearance | white crystal | white powder |
Acephate content%(m/m) | 95.0-97.0 | 75.0 min |
Moisture %(m/m) | 0.5 max | 2.0 max |
Acidity(asH2SO4)%(m/m) | 0.5 max | 0.5 max |
Emulsion stability(200 times) |
PACKING:25kg woven bag
USES: this product can be used to control many kinds of pests such as leafhoppers,sharpshooters,rice leafroilers,diamond back moth,aphids,red spiders etc on cereal,oil-bearing plant,fruit,vegetable
PRECAUTION:1.It can't be mixed with alkaline pesticide or fertilizer
2.Don't apply on mulberry,tea and sunflower.
THE SCALE,METHOD AND RECOMMENDATORY RATE OF APPLICATION:
Crops | Insects | Active ingredient | Method of application |
Vegetable | cabbage caterpillar aphid | 360-690 g/ha 225-330 g/ha | water 600-750 kg,spraying water 750-1250 kg,spraying |
Rice | leaf roller leafhopper | 570-1020 g/ha 360-675 g/ha | water 900-1125 kg,spraying |
Cotton | aphid,yellow moth boll,pink bollworm | 450-675 g/ha 675-900 g/ha | water 750-1125 kg,spraying water 1125-1500 kg,spraying |
fruit tree Wheat,maiz | moth scale of orange army worm | 500-1000 ppm 400-600 ppm 490-1080 g/ha | spraying spraying water 750-1500 kg,spraying |
Tobacco | budworm | 450-900 g/ha | water 750-1500 kg,spraying |