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Method for determining an integral sun protection factor encompassing UVA and UVB radiation

Method for determining an integral sun protection factor encompassing UVA and UVB radiation

  • CN 1,997,910 B
  • Filed: 04/14/2005
  • Issued: 03/21/2012
  • Est. Priority Date: 04/22/2004
  • Status: Active Grant
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