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         Potassium hydroxide
         Sodium sulfite anhydrous
         
         
         Polyaluminium Chloride
         Polymeric ferric sulfate
         
         
         Sodium cyanide
         Copper Pyrophosphate
         
         
         Methylbenzene
         Isopropyl alcohol
         
         
         Electrolytic copper
         Nickel ball (nickel discus)
         
         
         Optical spectrum analyzers
         Physical property analyser
         
          PRODUCTS  
          Products name Place of Origin   Products name Place of Origin
         Potassium hydroxide Jiangsu, Sichuan  Sodium sulfite anhydrous Shanghai
         Sodium hydroxide Jiangsu, Shandong, Xinjiang, Inner Mongolia  Sodium bisulfite Hunan
         Sodium carbonate Jiangsu  Sodium sulphide Xinjiang
         Sulfuric acid Jiangsu  Sodium sulfate anhydrous Jiangsu
         Hydrochloric acid Jiangsu  Sodium Pyrosulfite --
         Oxalic acid;Ethanedioic acid --  Sodium fluorosilicate --
         Phosphoric acid Jiangsu  seignette salt --
         Nitric acid --  Hydrogen peroxide Jiangsu
          Products name Place of Origin   Products name Place of Origin
         Polyaluminium Chloride Shandong  Polymeric ferric sulfate Shandong
         Calcium hydroxide Zhejiang  Antifoaming agent Changzhou
         Calcium carbonate Zhejiang  Bactericide --
         Calcium chloride Inner Mongolia  Antisludging agent Jiangsu
         Polyacrylamide Japan  Heavy metal trapping agent Jiangsu
         Trisodium phosphate Jiangsu  Sodium hypochlorite --
         Ferric chloride --  Calcium hypochlorite --
         Ferrous sulfate Shandong
          Products name Place of Origin   Products name Place of Origin
         Sodium cyanide Shanghai  Copper Pyrophosphate Jiangsu
         Potassium cyanide Anhui  Copper sulfate Gansu
         Copper(I) cyanide Zhejiang  Zinc sulfate Anhui
         Zinc cyanide Zhejiang  Zinc chloride --
         Silver cyanide Jiangsu  Potassium chloride Jiangsu
         Silver potassium cyanide Jiangsu  Sodium stannate --
         Potassium tetrakis(cyano-C)aurate Jiangsu  Tin (II) Sulfate Yunnan
         Nickel sulfate Gansu  Sodium dichromate Hubei
         Nickel chloride Gansu  Potassium dichromate Hubei
         Nickelnitrate,Nickelousnitrate,Nickelousnitrate --  Boric acid Russia
         sodium pyrophosphate --  Chromic Acid Jinan, Chongqing, Mianyang, Turkey
         Potassium pyrophosphate Hunan  Zinc powder Liaoning
          Products name Place of Origin   Products name Place of Origin
         Methylbenzene import  Isopropyl alcohol Shandong
         Xylene import  Acetic ether Jiangsu
         Butanone Shandong  n-butyl acetate --
         Acetone Beijing  Acetic anhydride import
         cyclohexanone --  Dichloromethane Jiangsu
         Methyl alcohol import  Trichloromethane Jiangsu
         Absolute ethyl alcohol Jiangsu
          Products name Place of Origin   Products name Place of Origin
         Electrolytic copper Guixi  Nickel ball (nickel discus) --
         Phosphor copper ball --  Zinc --
         Phosphor copper angle --  Stannum --
         Lead --
          Products name Place of Origin   Products name Place of Origin
         Optical spectrum analyzers --  Physical property analyser --
         Chromatographic instrument --  Wavelength dispersive spectrometer/mass spectrometer --
         Electrochemical analyser --
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