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ISO 7554-3:2026 Surgical instruments — Terms, measuring methods and test methods — Part 3: Test methods

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ISO 21018:2019

ISO 21018:2019 Hydraulic fluid power – Monitoring the level of particulate contamination in the fluid – Part 4: Use of the light extinction technique

CDN $129.00

SKU: 84ef33bb3f8d Categories: ,

Description

This document specifies a method for the determination of the particulate contamination level using the light extinction technique (also known as light blockage or light obscuration) either online or offline in containers. It also defines procedures for calibrating the instruments and verifying their correct operation both in the laboratory and in service.

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.

Edition

2

Published Date

2019-08-16

Status

PUBLISHED

Pages

10

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

This document specifies a method for the determination of the particulate contamination level using the light extinction technique (also known as light blockage or light obscuration) either online or offline in containers. It also defines procedures for calibrating the instruments and verifying their correct operation both in the laboratory and in service.

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.

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