中文高清亚洲电影,国产精品不只是精品,天天免費国产在线观看,欧美无砖专区一区二区三区

<dfn id="wltdy"><code id="wltdy"><thead id="wltdy"></thead></code></dfn>
<dfn id="wltdy"></dfn>
<label id="wltdy"><samp id="wltdy"><kbd id="wltdy"></kbd></samp></label>
<td id="wltdy"><dd id="wltdy"><pre id="wltdy"></pre></dd></td>
<th id="wltdy"><menuitem id="wltdy"></menuitem></th>
  • <span id="wltdy"><thead id="wltdy"></thead></span><small id="wltdy"><menuitem id="wltdy"><var id="wltdy"></var></menuitem></small>
    

    <td id="wltdy"><form id="wltdy"><big id="wltdy"></big></form></td>
  • <samp id="wltdy"></samp>
    <td id="wltdy"><dd id="wltdy"></dd></td>
    








    
	
	   
	   
	   
    
	             
				 
    
				           
    利群化工
    
						   
    liqun chemical
    
				 
    
				 
				 
				 
				 
    
	   
    
	   
	   
	
	

    




    
      
    PRODUCTS
    
	  
    liqun chemical
    
	  
    
	  
    
	  
	  
    
	           
			   
				   
					 			 
			 
		         
    2-Chlorobenzyl chloride
    
		         
    
				           
    
	
		
    
			Product name
			2-Chlorobenzyl chloride
		
    
		
    
			CAS NO.
			611-19-8
		
    
		
    
			Molecular formula
			C7H6Cl2
		
    
		
    
			Molecular weight
			161.0285
		
    
		
    
			Structural formula
			
		
    
		
    
			Physical and chemical properties
			Melting point - 17 ℃
    
			Boiling point 213~214 ℃
    
			Relative density 1.2699
    
			Refractive index 1.5895    		
		
    
		
    
			Use
			It is a synthetic pyrethroid insecticide with contact and stomach toxicity, wide insecticidal spectrum, rapid knockdown, and long duration of efficacy. It can be used to control pests such as pear planthopper on pear trees. It has a good killing effect on a variety of lepidoptera larvae, can also effectively control some underground pests, and has a repellent effect on some adults.
		
    
	    

    
				 
    
		  
		                                     
			   
	  
    

    







    
              
    
			           HOME  |  
								  ABOUT US  |  
								  PRODUCTS  |  
								  CULTURE  |  
								  NEWS  |  
								  FACTORY  |  
								  CONTACT  |  
			         中文版
			  
    
			  
			  
    Copyright(C)2022, Xuzhou Liqun Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號(hào)：蘇ICP備14033556號(hào)