BS 6068-4.13(2000) : 2000 AMD 13447

1 Scope
2 Normative references
3 Terms and definitions
4 Safety precautions
5 Principle
6 Diluent, culture media and reagents
    6.1 Basic materials
    6.2 Diluent
7 Apparatus and glassware
8 Microbiological reference cultures
9 Sampling
10 Preparation of test material
    10.1 Culturing and maintenance of host strains
    10.2 Calibration of absorbance measurements for
           counts of viable microorganisms
11 Procedure
    11.1 Preparation of inoculum cultures
    11.2 Standard procedures
    11.3 Method for samples with high bacterial
           background flora
    11.4 Samples with low phage counts
    11.5 Presence/absence test
    11.6 Quality assurance
12 Expression of results
    12.1 Plaque count procedures (11.2 to 11.4)
    12.2 Presence/absence test (11.5)
13 Test report
Annex A (normative) Culture media, reagents and diluent
Annex B (informative) General description of somatic
        bacteriophages
Annex C (informative) Culturing of bacteriophage phiX174
Bibliography