亚洲日韩片精品无码中文字幕,午夜精品一区二区三区在线观看,久热青青青在线视频精品,AV在线不卡无码

      • <source id="z93ba"></source>
        <video id="z93ba"></video>
        

      1. <tt id="z93ba"><acronym id="z93ba"></acronym></tt><table id="z93ba"></table>
      2. 
<source id="z93ba"></source>
          <rp id="z93ba"></rp>
        <source id="z93ba"></source>
      3. 



        
    
        
        
        Welcome to Changzhou QiDi Chemical Co., Ltd. inspiration official website!
        
        中文版
        Contact
        Home
    
        

        

        
    Changzhou Chemical Co., Ltd.

        

        
    
    
        
        
        
        
        
        
        
        
        
    

        

        
    
        
        
        
            
            
        Inorganic Chemicals
        
            MORE>>
        
        
        
        
            
            
        Basic organic chemicals
        
            MORE>>
        
        
        
        
            
            
        Pharmaceutical raw materials 
        
            MORE>>
        
        
        
        
            
            
        Other products
        
            MORE>>
        
        
        
    
        

        

        
    
        
        
        Key Products: Ammonium persulfate | Sodium persulfate |Potassium persulfate
        
        
        
            
        
                
        
                    
                        
                    
                        
                
        


            
        
        
        
    
        

        

        
    
        
        
        PRODUCTS
        

                
        
            
        
                        
            
        
	
		
        
			product Name
			Potassium dichromate
		
        
		
        
			Synonyms
			Potassium dichromate standard solution; Potassium bichromate; Red potassium chromate; dipotassium oxido-(oxido-dioxo-chromio)oxy-dioxo-chromium
		
        
		
        
			Molecular Formula
			Cr2K2O7
		
        
		
        
			Molecular Weight
			294.1846
		
        
		
        
			InChI
			InChI=1/2Cr.2K.7O/q;;2*+1;;;;;;2*-1/rCr2O7.2K/c3-1(4,5)9-2(6,7)8;;/q-2;2*+1
		
        
		
        
			CAS Registry Number
			7778-50-9
		
        
		
        
			EINECS
			231-906-6
		
        
		
        
			Molecular Structure
			7778-50-9 Potassium dichromate
			
         
        
			        		
		
        
		
        
			Melting point
			398℃
		
        
		
        
			Water solubility
			125 g/L (20℃)
		
        
	        

        

        
        
        
    
        
    
        【BACK】
        

        



        
    
        

        
        
            Home |
            About us |
            Products |
            news |
            Recommend |
            Factory |
            Order |
            Contact |
            中文版
        
        

        
         Changzhou QiDi Chemical CO., Ltd.
            Copyright(C)2016 Supported by Chemnet  ChinaChemNet Toocl Copyright Notice