BRITISH STANDARD BS EN 1822-1:1998 High efficiency air filters (HEPA and ULPA)- Part 1:Classification performance testing marking The European Standard EN 1822-1:1998 has the status of a British Standard ICS2.120 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW 3S BSEN1822-1:1998 National foreword This British Standard is the English language version of EN 1822-1:1998. The UK participation in its preparation was entrusted by Technical Committee MCE21 Filters for gases and liquids to Submittee MCE/21/3 Air filters other than for air supply for IC engines and pressors which has the responsibility to: -aid enquirers to understand the text; -present to the responsible European mittee any enquiries on the interpretation or proposals for change and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this mittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled "Int...
BS EN 1822-1-1998 高效空气过滤器（HEPA和ULPA） 第1部分：分类、性能试验和标记.pdf
