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silica quartz lump buyer & importer
 
     
 
[HK] [F1020254] 香港求购石英块(silica quartz lump) (02-28)
  we need the silicon quartz is about 3-5 tons per day Now we need buy more raw materials of the silicon quartz Our requirement of the quality as following: 1. Sio2 more than 99% 2. no calcium inside...

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按国家找买家: a b c d e f g h i j k l m n o p q r s t u v w x y z
 

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