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Status : Active
Standard Type : Main
Document No : ISO 21018-4:2019
Document Year : 2019
Pages : 10
Edition : 2
Section Volume : Contamination control (ISO/TC 131/SC 6.)
In general, the techniques described in this document are suitable for monitoring:
— the general cleanliness level in hydraulic systems,
— the progress in flushing operations, and
— support equipment and test rigs.
The use of this method is applicable to single-phase liquid systems only.