亚洲AⅤ无码日韩AV中文AV伦|手机在线看永久AV片免费高潮|熟妇高潮一区二区在线播放|久久久无码人妻精品一区|日产精致一致六区麻豆|



  • 
<track id="r13lm"><dl id="r13lm"><delect id="r13lm"></delect></dl></track>
      

      2. 

        

          

          2. <source id="r13lm"></source>
          

          
  
    
    
  

          

           
  
          
    
  
          

          


          
     
          



          

            
          >> Tel : +86-936-4458369
          
>> Mobile : +86-13812304408  
          
                     +86-13776461818 
          
>> E-mail : sales@tongshichem.com
          
                     384922761@qq.com
          

          

          
     
          
         
          
         
          
                      
          Sodium hydrogenfluoride
          
           
          
	
		
          
			Molecular formula
			NaHF2
		
          
		
          
			Molecular weight
			61.99
		
          
		
          
			CAS    NO
			1333-83-1
		
          
		
          
			Characters
			White crystal powder
		
          
		
          
			Use
			Used as antiseptic, flux,etc.
		
          
		
          
			Specification
			Analytically pure , chemically pure
		
          
		
          
			Executive standard
			Enterprise standard
		
          
		
          
			Technical index
			
			
          
				
					
          
						
						
          Name
          
						          		
						
						
          Analytically pure (%)
          
						          		
						
						
          Chemically pure(%)
          
						          		
					
          
					
          
						
						
          Content
          
						          		
						
						
          ≥98.50
          
						          		
						
						
          ≥97.0
          
						          		
					
          
					
          
						
						
          Chloride(Cl)
          
						          		
						
						
          ≤0.005
          
						          		
						
						
          ≤0.01
          
						          		
					
          
					
          
						
						
          Sulfate(SO4)
          
						          		
						
						
          ≤0.02
          
						          		
						
						
          ≤0.05
          
						          		
					
          
					
          
						
						
          sulfite(SO3)
          
						          		
						
						
          ≤0.005
          
						          		
						
						
          ≤0.01
          
						          		
					
          
					
          
						
						
          Fluosilicate (Na2SiF6)
          
						          		
						
						
          ≤0.2
          
						          		
						
						
          ≤0.5
          
						          		
					
          
					
          
						
						
          Heavy metal(Pb)
          
						          		
						
						
          ≤0.002
          
						          		
						
						
          ≤0.005
          
						          		
					
          
					
          
						
						
          Ferrum(Fe)
          
						          		
						
						
          ≤0.002
          
						          		
						
						
          ≤0.005
          
						          		
					
          
				          
			
          
			          		
		
          
		
          
			Packing
			500kg for bottle packing, 40kg for pail packing, 25kg for paper plastic packing.
		
          
	          

          

          
           
          【Back】
          
         
          
  
          
         
          
  
     


          
    
          Home | About us | Product | News | Quality | Culture | Order | Contact us | 中文版
          

          

          
    
          Copyright(C)2015, Gansu Tongshi Technology Co., Ltd.(Suqian Tongshi Reagent Co.,Ltd.) All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice
          

          

				
				
				
				



潞城市|
巴东县|
娄烦县|
襄垣县|
晋州市|
吕梁市|
高青县|
恩平市|
彭阳县|
喀什市|
台山市|
黄梅县|
农安县|
唐海县|
蓬安县|
莱阳市|
岳普湖县|
博湖县|
马山县|
开化县|
蒙山县|
荔浦县|
湖北省|
惠安县|
夏邑县|
贺兰县|
扶绥县|
九江县|
措勤县|
南部县|
台中市|
滕州市|
米易县|
石门县|
新龙县|
威宁|
扶风县|
奉节县|
盖州市|
马公市|
舞阳县|