IEST-STD-CC-1246E
Institute of Environmental Sciences and Technology
Contamination Control Division - Product Cleanliness Levels

1.1 This standard provides methods for specifying and determining product cleanliness levels for contamination-critical products. the emphasis is on contaminants that can impact product performance.

1.2 The requirements set forth in this standard are not required for all products but are intended for use in procurement and design contracts for those items where contamination control limits for parts, components or fluids are necessary to ensure reliability and performance. Such as the Practices for Aerospace Contamination Control Plans.

1.3 Maximum particle count is based upon the total number of particles in any size range per 100 mL of fluid. Exceeding the allowable particle count in any one or more size range requires that the next higher class level be assigned.

REAL Services          700 Portage Trail            Cuyahoga Falls, OH            44221.3057

voice: 330.630.3700        fax: 330.630.3733

© 1995-2017 REAL Services_®  All Rights Reserved