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Standard
ISO 23581
Second edition
Petroleum products and related
2024-05
products — Determination of
kinematic viscosity — Method by
Stabinger type viscometer
Produits pétroliers et produits connexes - Détermination de
la viscosité cinématique - Méthode avec un viscosimètre type
Stabinger
Reference number
ISO 23581:2024(en) © ISO 2024
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ISO 23581:2024(en)
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Published in Switzerland
© ISO 2024 – All rights reserved
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ISO 23581:2024(en)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 2
5 Reagents and materials . 2
6 Apparatus . 3
7 Sampling and sample handling . 5
7.1 Sampling .5
7.2 Sample handling .5
7.2.1 General sample handling . .5
7.2.2 Conditioning of residual fuel oils .5
8 Calibration and verification . . 6
8.1 General .6
8.2 Instrument .6
9 Apparatus preparation . 7
10 Procedure . 7
10.1 Mea
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