ISO 3114:1977 Preview

Unplasticized polyvinyl chloride (PVC) pipes for potable water supply -- Extractability of lead and tin -- Test method

Specifies a method of test for the determination of the extractability of certain stabilizers of unplasticized PVC in order to verify that the extracted quantities do not exceed a certain concentration. Tubular test pieces are prewashed during a fixed time. After this they are extracted with acidified (CO2) water in three steps and the quantity of the extracted stabilizers (lead salts or organic derivates to tin) shall be determined. The analytic methods are not specified.


General information

  • Status :  Published
    Publication date : 1977-03
  • Edition : 1
    Number of pages : 2
  • :
    ISO/TC 138/SC 5
    General properties of pipes, fittings and valves of plastic materials and their accessories -- Test methods and basic specifications
  • 23.040.20
    Plastics pipes
    91.140.60
    Water supply systems
    93.025
    External water conveyance systems

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