国产精品久久久久久久白丝,久久视频免费在线,精品久久九,不卡久久,夜夜嗨国产,久久久久久久久久亚洲精品,久久久午夜精品

Welcome to Luohe Xinwang Chemical Co .,Ltd.
Tel: +86-395-6168788
sales@lhsxwhg.cn

DDVP


Active ingredient and its content: DDVP 77.5%(gas chromatography)
Formulation: emulsifiable concentrate
DDVP, with the chemical name of 2,2-Dichlorovinyl dimethyl phosphate, is an organic compound with the chemical formula of C4H7Cl2O4P. It belongs to organophosphorus insecticide. All industrial products are colorless to light brown liquid with high volatility. The solubility in water at room temperature is 1%, and the solubility in kerosene is 2%~3%. It can be dissolved in organic solvent, easily hydrolyzed, and decomposed faster in case of alkali.                                  
Synonyms: O, O-dimethyl-O-(2,2-dichlorovinyl) phosphate
English name: DDVP
CAS: 62-73-7
EINECS: 200-547-7
Chemical formula: C4H7Cl2O4P
Molecular weight: 220.98
Structural formula:
Scope and method of use:
Crop/Site Control object Dosage (amount of formulation/667sqm) Application mode
hygiene multiple sanitary pests 1. 300-400 times of solution 2. 0.1 ml/m3 1. Sprinkle 2. Hanging strip fumigation
wheat aphid 50 ml/667sqm spray
apple tree leaf roller 1600-2000 double solution spray
apple tree aphid 1600-2000 double solution spray
mulberry geometrid 50 ml/667sqm spray
wheat armyworm 50 ml/667sqm spray
granary multiple stored pests 1. 400-500 times of solution 2. 0.5-0.63 ml/m3 1. Spray 2. Hanging strip fumigation
cotton Bridgebuilder 50-100 mL/667sqm spray
tea tree defoliator 50 ml/667sqm spray
cotton aphid 50-100 mL/667sqm spray
green vegetable Pieris rapae 50 ml/667sqm spray




  Previous product:   None
  Next product: Dipterex

龙口市| 来宾市| 藁城市| 宽甸| 农安县| 新竹县| 阿克| 英山县| 湘潭市| 昭平县| 翁牛特旗| 庆城县| 凤凰县| 丹巴县| 海原县| 香港| 拉孜县| 石屏县| 罗江县| 新沂市| 丹寨县| 合江县| 太仆寺旗| 长武县| 尚义县| 巴彦淖尔市| 海晏县| 桐乡市| 永定县| 岑巩县| 建阳市| 大兴区| 河池市| 临邑县| 伊宁县| 新宁县| 西平县| 贞丰县| 竹溪县| 丰城市| 桂阳县|