BSI 23/30451046 DC:2023 Edition
$13.70
BS EN ISO 19045-2. Ophthalmic optics. Contact lens care products – Part 2. Method for evaluating disinfecting efficacy by contact lens care products using trophozoites of Acanthamoeba species as the challenge organisms
Published By | Publication Date | Number of Pages |
BSI | 2023 | 33 |
PDF Catalog
PDF Pages | PDF Title |
---|---|
6 | Foreword |
7 | 1 Scope 2 Normative references 3 Terms and definitions |
8 | 4 Principle 4.1 General 5 Acanthamoeba trophozoite disinfecting test method 5.1 Organisms 5.2 Culture media and reagents |
9 | 5.3 Test materials 5.4 Test samples 5.5 Culture maintenance |
10 | 5.6 Growth and harvest of microbial challenge (trophozoite) 5.7 Preparation of Acanthamoeba stock solution 5.8 Stand-alone procedure – inoculation |
11 | 5.9 Recovery Procedures 5.9.1 Stand-alone procedure – recovery method one (12 well plate method) 5.9.2 Stand-alone procedure – recovery method two (96 well plate method) |
13 | 6 Controls 6.1 Inoculum Control |
14 | 6.2 Recovery medium control 7 Performance Criteria |
15 | Annex€A (normative) Preparation of Acanthamoeba growth medium (Ac#6) |
16 | Annex€B (normative) Preparation of ¼ Strength Ringer’s Solution |
17 | Annex€C (informative) Maintenance of Acanthamoeba trophozoites and preparation for testing |
18 | Annex€D (normative) Preparation of Non-Nutrient Agar (NNA) |
20 | Annex€E (informative) Preparation of E.coli Suspension |
21 | Annex€F (informative) Preparation of Non-Nutrient Agar (NNA) Plates with E.coli |
22 | Annex€G (informative) Preparation of Neutraliser Broth for recovery methods |
23 | Annex€H (normative) Reed and Muench Computation Method for Calculation of the 50€% Endpoint Titre |
27 | Annex€I (normative) Spearman-Karber Computation Method for Calculation of the 50€% Endpoint Titre |
29 | Annex€J (normative) Micrographs of Cultures Using the 96 Well Plate Method |
33 | Bibliography |