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Division 9.3.4.6 Static electric charge

United Kingdom

Original text. Later amendments are not shown.

Static electric charge shall be minimized in the balance environment, as follows:

  1. (a)

    The balance is electrically grounded;

  2. (b)

    Stainless steel tweezers shall be used if PM samples shall be handled manually;

  3. (c)

    Tweezers shall be grounded with a grounding strap, or a grounding strap shall be provided for the operator such that the grounding strap shares a common ground with the balance;

  4. (d)

    A static-electricity neutralizer shall be provided that is electrically grounded in common with the balance to remove static charge from PM samples.