{"id":340600,"date":"2024-10-19T23:51:55","date_gmt":"2024-10-19T23:51:55","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iso-11290-21998a12004\/"},"modified":"2024-10-25T23:02:05","modified_gmt":"2024-10-25T23:02:05","slug":"bs-en-iso-11290-21998a12004","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iso-11290-21998a12004\/","title":{"rendered":"BS EN ISO 11290-2:1998+A1:2004"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
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1<\/td>\n | BRITISH STANDARD <\/td>\n<\/tr>\n | ||||||
2<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
4<\/td>\n | Foreword Foreword to amendment A1 <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | Introduction <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 1 Scope 2 Normative references 3 Definitions Listeria monocytogenes enumeration of 4 Principle 4.1 Preparation of the initial suspension in one of the two diluents described, as necessary. 4.2 Resuscitation for\ufffd1\ufffdh at\ufffd20 \u00b0\u02daC. 4.3 Surface plating, on the solid selective culture medium contained in two Petri dishes, of a sp… 4.4 Incubation of the dishes at\ufffd!37\ufffd\u00b0C” and examination after\ufffd24\ufffdh and\ufffd48\ufffdh. 4.5 Confirmation of presumptive colonies of <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 4.6 From the number of confirmed colonies, calculation of the number of 5 Culture media and reagents 6 Apparatus and glassware 6.1 Apparatus for dry sterilization (oven) 6.2 Drying cabinet 6.3 Incubators, 6.4 Water bath, 6.5 Loops 6.6 Glass 6.7 pH-meter, 6.8 Test tubes 6.9 Total-delivery graduated pipettes, 6.10 Petri dishes, 6.11 Jars, 6.12 Gas mixture 6.13 Equipment for the Henry illumination test 6.14 Microscope 7 Sampling <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 8 Preparation of test sample 9 Procedure 9.1 Test portion, initial suspension and dilutions 9.2 Inoculation and incubation 9.3 Enumeration of characteristic colonies <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 9.4 Confirmation of 9.5 Confirmation of <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 9.6 Interpretation of morphological and physiological properties and of the biochemical reactions <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | Inoculation and interpretation of CAMP test plates Reactions for the identification of Listeria spp. 9.7 Definitive confirmation <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 10 Expression of results 10.1 Counting of colonies of 10.2 Method of calculation <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 11 Precision 12 Quality control of culture media 13 Test report <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | (normative) Diagram of procedure (normative) Diagram of procedure (normative) Composition and preparation of media and reagents (normative) Composition and preparation of media and reagents Buffered peptone water Composition Preparation <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | Base medium for half-Fraser broth with ammonium iron(III) citrate Base medium for half-Fraser broth Ammonium iron(III) citrate solution Preparation of the medium <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | Agar Base medium Nalidixic acid solution Ceftazidime solution Polymixin B solution <\/td>\n<\/tr>\n | ||||||
20<\/td>\n | Antibiotic supplement Supplement Complete medium <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | Solid culture medium: Tryptone soya yeast extract agar (TSYEA) Composition Preparation Liquid culture medium: Tryptone soya yeast extract broth (TSYEB) Composition Preparation <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | Sheep blood agar Base Complete base Carbohydrate utilization broth (rhamnose and xylose) Base <\/td>\n<\/tr>\n | ||||||
23<\/td>\n | Carbohydrate solutions Complete media Motility agar Composition Preparation CAMP (Christie, Atkins, Munch-Paterson) medium and test strains Base Sheep blood medium Complete medium <\/td>\n<\/tr>\n | ||||||
24<\/td>\n | CAMP reaction strains Hydrogen peroxide solution Phosphate-buffered saline (PBS) Composition Preparation Sheep blood red cell suspension (informative) Henry illumination test (informative) Henry illumination test <\/td>\n<\/tr>\n | ||||||
25<\/td>\n | Examination of plates for suspect colonies <\/td>\n<\/tr>\n | ||||||
27<\/td>\n | (normative) Normative references to international publications with their relevant European publi… (normative) Normative references to international publications with their relevant European publi… <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Microbiology of food and animal feeding Stuffs. Horizontal method for the detection and enumeration of Listeria monocytogenes – Enumeration method<\/b><\/p>\n |