亚洲国产精品久久久久久小说,欧美黑人巨大精品一区二区,日本免费中文字幕喷水,日本人妖中文字幕片

      <p id="csc7t"><ins id="csc7t"><optgroup id="csc7t"></optgroup></ins></p><i id="csc7t"><ins id="csc7t"></ins></i>
      <noscript id="csc7t"><dl id="csc7t"></dl></noscript>
      

        <i id="csc7t"><ins id="csc7t"></ins></i>
          2. 

          <source id="csc7t"><ins id="csc7t"></ins></source>
          <td id="csc7t"><tr id="csc7t"></tr></td>
          <source id="csc7t"></source>
            <i id="csc7t"><ins id="csc7t"></ins></i>
          1. <source id="csc7t"></source>
            




            
          
            
	            
				
				
				
				
            
	     
            

            









            



            
        
            PRODUCTS
            
		
            guoshun chemical
            
		
            
		
            
		
		
		
			  
            
			           
            
					          
            PRODUCTS
            
					   
            
					   
					  
								
					   
								
					   
					   
					   
                   
					  
			  
            
		        
			  
			  
		       
            
				
				
				
				
				 
				  
				  	
		  
		         
            Styrene
            
		         
            
				 
				          
            
	
		
            
			Product name
			Styrene
		
            
		
            
			CAS RN
			100-42-5
		
            
		
            
			EINECS
			202-851-5
		
            
		
            
			Molecular formula
			C8H8
		
            
		
            
			Molecular weight
			104.1491
		
            
		
            
			Physical and chemical properties
			Character: colorless oily liquid with aromatic smell.
            
			Boiling point: 145 ℃
            
			Freezing point: - 30.6 ℃
            
			Relative density: 0.9059
            
			Refractive index: 1.5467
            
			Flash point: 31.11 ℃
            
			Solubility: insoluble in water, soluble in ethanol and ether.            		
		
            
		
            
			Use
			Mainly used as raw materials for polystyrene, synthetic rubber, engineering plastics, ion exchange resin, etc
		
            
	            

            

				 
            
		  
		                                     
											 
											 
	     
            				
		 
		  
            
		
		
		

            








            
       
            
	             
            
				           
						   
						  
						   
            
						   
				 
            
				 
				 
				 
            

			 HOME  |  
			ABOUT US  |  
			PRODUCTS  |  
			NEWS  |  
			FACTORY  |  
			CONTACT  |  
			 中文版
			  
            
			  
			  
            Copyright(C)2022, Changzhou Guoshun Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號：蘇ICP備17001950號