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          标准新鲜种国证书物质家级出炉
          
        
        
          
          
          在这初秋收获的种国证书日子里，奥科集团也收获了一份喜悦，家级旗下北方伟业获批的标准77种国家二级标准物质证书终于拿到啦！
          秉着高标准、物质高质量以及高品质的新鲜团队精神，北方伟业一直致力于标准物质的出炉研发�        
          
      
          
    
          
    
  
          
  
  
  
          
    
  
          
  
  
  
          

          


          


          
  
          
    
          
      
          
        
        
      
          
      
          
      
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