BS-ISO-22197-1 Complete Document History
Fine ceramics (advanced ceramics, advanced technical ceramics). Test method for air-purification performance of semiconducting photocatalytic materials

Complete Current Edition:
   2016 EDITION - Test method for air-purification performance of semiconducti - Nov. 30, 2016

Obsolete Revision Information:
   2007 EDITION - PURIFICATION PERFORMANCE OF SEMICONDUCTING PHOTOCATALYTIC MA - July 24, 2008