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BS ISO 20304-2:2024

BS ISO 20304-2:2024

$142.49

Fine bubble technology. Water treatment applications – Test methods using Escherichia coli as a test micro-organism

Published By Publication Date Number of Pages
BSI 2024 30
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PDF Catalog

PDF Pages PDF Title
2 undefined
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 Safety precautions
5 Requirements
6 Test methods
6.1 Principle
6.2 Test facility
6.3 Culture media and reagents
6.3.1 General
6.3.2 Water
11 6.3.3 Tryptone soya agar (TSA)
6.3.4 Tryptone soya broth (TSB)
6.3.5 Lysogeny broth (LB)
6.3.6 Cryoprotective solution for bacterial species
12 6.3.7 Physiological saline
6.3.8 Tryptone sodium chloride solution (TSCS)
6.4 Laboratory apparatus and glassware
13 6.5 Preparation of bacterial test suspension
6.5.1 Storage of strains
6.5.2 Working culture of test bacteria
14 6.5.3 Bacterial test suspension
6.6 Procedure
15 6.6.1 Choice of experimental conditions
16 6.6.2 Test procedure for antibacterial activity
17 6.7 Calculation and expression of results
18 Annex A (normative) Strain numbers
19 Annex B (normative) Shaking method
20 Annex C (normative) Luminescence photometers and RLU
21 Annex D (informative) Test report of interlaboratory tests for disinfection efficiency of fine bubbles
29 Bibliography

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BS ISO 20304-2:2024
$142.49