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- Environmental Cleanliness in Enclosed Spaces - Part 1: Specifications for Clean Rooms and Clean Air Devices
- standard by BSI Group, 01/01/1989
- Publisher: BS
Ten classes of environmental cleanliness according to level of particulate content. For industrial medical and pharmaceutical fields. Test methods for control of particulate content are given in appendices. To be read in conjunction with BS 5295-0. Includes all current amendments.