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      The standard GB/T 1721-2008 Determination of varnish, oil and thinners Appearance and transparency specifies the determination method of varnish, oil and thinners Appearance and transparency. The standard details how to visually check the sample for the presence of mechanical impurities and their transparency to ensure that the mass of coatings and thinners meets the requirements.

      This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
      Status Active
      CCS G50 ICS 87.040
      Release Date 2008-06-04 00:00:00 Implementation Date 2008-12-01 00:00:00
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