ISO/WD 3722.3

Hydraulic fluid power — Fluid sample containers — Qualifying and controlling cleaning methods

General information

20.60   Close of comment period   Mar 3, 2026

ISO

ISO/TC 131/SC 6 Contamination control

International Standard

Scope

Specifies a method, and establishes a means for ensuring that the accuracy of particulate contamination analyses in hydraulic systems is not degraded by a lack of sample container cleanliness. Gives definitions and tabulates the inspection ratios together with the AQQL values of concern.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 3722:1976

NOW

IN_DEVELOPMENT
ISO/WD 3722.3
20.60 Close of comment period
Mar 3, 2026