BSI PD ISO/TR 20489:2018
$102.76
Nanotechnologies. Sample preparation for the characterization of metal and metal-oxide nano-objects in water samples
| Published By | Publication Date | Number of Pages |
| BSI | 2018 | 20 |
This document provides an overview of approaches of sample preparation (i.e. pre-treatment and size-fractionation) for analytical measurements applied to surface and drinking water, potentially containing relevant amounts and types of metal and metal oxide nano-objects, including collection from source and storage of samples, pre-concentration of analytes, and their fractionation.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | National foreword |
| 6 | Foreword |
| 7 | Introduction |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions |
| 10 | 4 Symbols and abbreviated terms 5 Types of metal and metal oxide-based manufactured nano-objects 6 Types of water matrices of interest |
| 11 | 7 Sample collection and storage 7.1 General 7.2 Containers for sample collection and storage 8 Sample pre-treatment 8.1 Introduction |
| 12 | 8.2 Sedimentation and centrifugation 8.2.1 Sedimentation 8.2.2 Centrifugation 8.2.3 Stepwise sedimentation and centrifugation 8.2.4 Factors affecting centrifugation and sedimentation |
| 13 | 8.2.5 Advantages and limitations of centrifugation 8.3 Filtration 9 Size fractionation techniques 9.1 Introduction |
| 14 | 9.2 Field-flow fractionation (FFF) 9.2.1 Introduction 9.2.2 Advantages and limitations |
| 15 | 9.3 Ultrafiltration 9.4 Size exclusion chromatography |
| 16 | Annex A (informative) Relevant nano-object characterization techniques |
| 17 | Bibliography |
