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BS ISO 11500:2022 – TC:2023 Edition

$186.33

Tracked Changes. Hydraulic fluid power. Determination of the particulate contamination level of a liquid sample by automatic particle counting using the light-extinction principle

Published By Publication Date Number of Pages
BSI 2023 76
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PDF Catalog

PDF Pages PDF Title
1 30467594
47 A-30429424
48 National foreword
52 Foreword
53 Introduction
55 1 Scope
2 Normative references
3 Terms and definitions
56 4 Materials and equipment
57 5 Diluent liquid
58 6 Pre-test requirements and procedures
6.1 Precautions
6.1.1 Chemicals
6.1.2 Electrical interference
6.1.3 Use of magnetic stirrer
6.1.4 Relative humidity
6.1.5 Sample storage
6.2 Glassware cleaning procedure
59 6.3 APC calibration procedure
6.4 APC operation
6.5 Sample inspection and preparation before counting
6.5.1 Outline
6.5.2 Initial preparation and inspection
60 6.5.3 Preparation of sample of excessive volume
61 6.5.4 Determination of presence of water
6.6 Determination of need for sample dilution
7 Procedure for determining the particulate contamination level by automatic counting
7.1 Outline
62 7.2 Sample dilution
7.2.1 Use of sample dilution
63 7.2.2 Precautions
7.2.3 Volumetric dilution method
64 7.2.4 Mass dilution method
7.3 Analysis procedure
66 8 Test report
9 Identification statement (reference to this document)
68 Annex A (normative) Procedure for performing a statistical check of an automatic particle counter
69 Annex B (informative) Acceptable diluents
70 Annex C (informative) Method for pre-cleaning diluent and method for incorporating additives into the diluent to eliminate the influence of static electricity on particle counts
72 Annex D (informative) Reporting particulate contamination level in a hydraulic liquid sample as determined by automatic counting
74 Bibliography
BS ISO 11500:2022 - TC
$186.33