<rp id="5errh"></rp>
  1. Tonghua Pesticide Chemical Stock Co., Ltd.
    Hot Products: Diflubenzuron   Bordered crude drug
      Home About us History Honor R & D Products Order Contact  
    Crude Drug series 
    Insecticide Reagent series 
    Bactericide series 
    seed treatment dry powder series 
    Herbicide series 
    health insecticide series 
    arvey rhzomorph

    Chinese anme: arvey rhzomorph
    ISO Common Name:Abamectin
    Chemical Names: (10E, 14E, 16E, 22Z)- (1R, 4S, 5' S, 6S, 6′ S, 8 R, 12S21R, 24S )- 6′ –[(S)- butyl ]-21,24- dyhydroxyl -5′, 11-2 oxo -3,7,19- three-carbon tetracyclic miscellaneous [ 15.6.1 .1 4.8 2O 24 ] 二十10,14,16,22- tetraterpene -6- snail -2′ ( 5′, 6′ - di-H -2′ H base -2,6- purging -4-0-(2,6- purging -a-L- arab - pyran-a-L- arab – glycosides ( Ⅰ ) and (10E, 14E, 16E, 22ZS, 6S, 6′ S, 8 R, 12S, 13S, 20R, 21R, 24S )- 6' -[(S)- - dyhydroxyl -5′, 11,13,22- tetramethyl -2 oxo -3,7,19- tricarbon4.8 2O 24 ] 25 -10,14,16,22- tetraterpene -6- snail -2′ ( 5′2′ H pyranose base )-12- base -2,6- purging -4-0-(2,6- purging -已pyranose base )-3-0- methyl -a-L- arab - 已pyranose base ( Ⅱ )
    CAS Number:Avermectin B 1a : 65195-55-3 ; Avermectin B1b: 65195-56
    Molecular formula:C48H72O14 (B1a); C47H70O14 (B1b)
    Physical and chemical properties: crude drug is white crystal. melting point 150 -157°C,without special smell. 20°C. The solubility in water is low( 10μg/l ), In acetone is 350 ;Toluene is 70 ; is 25g /l . It will not dissolve under normal temperature,Under 25°C,pH no decomposition  

    Copyright(C)2014,Tonghua Pesticide Chemical Stock Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice
    history honor R&D
     
     
     
     
     
    中文字幕亚洲无线码一区女同_大乳丰满人妻中文字幕视频_1024国产日韩久久_99精品国产一区二区三区