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          Industrial carbon dioxide liquid

          I. Product name: Industrial carbon dioxide liquid 

          II. Molecular formula: CO2   

          III. Molecular weight: 44.01  

          IV. Production capacity: 100,000 t/a

          V. Features:

          At room temperature, it is a colorless, odorless, non-flammable gas with a density greater than air.

          Melting point (℃):-56.6/527kpa    Relative density: (water=1):1.56/-79℃ 

          Boiling point (℃):-78.5 (sublimation)  Relative density (air=1):1.53 

          Solubility: soluble in most organic solvents such as water and hydrocarbons.

          VI. Uses: 

          Mainly used for welding protective gas, carbon dioxide injection, oil displacement, explosion suppression, fire extinguishing admixture, dry ice and coal mine fire fighting.

          VII. Packing and transportation:

          Special transport tanker for cryogenic liquids.

          VIII. Storage: 

          This product is non-toxic and non-combustible chemical. It should be stored in a low-temperature adiabatic pressure vessel in ventilated warehouse.

          IX. Quality standard: 

          1.Industrial carbon dioxide liquid implements national standardsGB/T6052-2011 

          Item

          Index

          Qualified

          First-grade

          Superior

          Carbon dioxide contenta (V/V)/10-2    ≥

          99

          99.5

          99.9

          Oil

          Qualified according to 4.4 inspection

          Qualified according to 4.4 inspection

          Qualified according to 4.4 inspection

          Carbon monoxide, hydrogen sulfide, phosphine and organic reducing compounds

          ——

          Qualified according to 4.6 inspection

          Qualified according to 4.6 inspection

          Odor

          No odor

          No odor

          No odor

          Moisture dew point/℃≤

          ——

          -60

          -65

          Free water

          None

          ——

          ——

          a  Welding carbon dioxide content (V/V)/10-2   ≥99.5;
          b  Welding carbon dioxide should test this item; industrial carbon dioxide can not.

          2.Welding carbon dioxide implements national standards HG/2573-93

          Item

          Index

          Superior

          First-grade

          Qualified

          Carbon dioxide content (V/V)10-2        ≥

          99.9

          99.7

          99.5

          Liquid water (m/m)10-2                     ≤

          Not checked out

          Not checked out

          Not checked out

          Oil

          Steam+Ethanol content (m/m)10-2  ≤

          0.005

          0.02

          0.05

          Odor

          No odor

          No odor

          No odor


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