Bacteriological Examination of Waters

Synopsis

Shows in detail the method used to sample raw and potable waters and the techniques used in their routine examination. Stresses practical aspects, using close-ups that clearly demonstrate the importance of good aseptic technique. Emphasises careful systematic working and observance of the rules of personal and laboratory hygiene. Demonstrates safety procedures and of the disposal of contaminated material and equipment. Contents: sources of pathogenic bacteria and the use of indicator organisms; how to obtain representative water samples from various sources; personal hygiene, aseptic methods, bench hygiene; preparation of media; autoclaving equipment and materials; sterilisation; using membrane filtration and multiple tube techniques for the enumeration of coliforms and ‘E. coli’; plate pouring and streaking; subculturing positive membranes and tubes; using biochemical preparations in identifying and confirming organisms; disposing of contaminated equipment and material.

Language

English

Country

Great Britain

Medium

Video; Videocassette. VHS. col. 33 min.

Year of production

1993

Availability

out of distribution; £29.50 (+VAT)

Subjects

Chemistry

Keywords

bacteriology; biochemistry; coliforms; hygiene; water quality

Distributor

Name

National Education Video Library

Contact

John Lovell

Email

tryfannevl@aol.com

Phone

01286 676001 or 07768 105467

Fax

01286 676001

Address

Arfon House
Bontnewydd
Caernarvon
Gwynned
LL54 7UN

Notes

Formerly the National Audio Visual (Aids) Library. No longer holds 16mm material. Retains the negatives and copyright to the EFVA material, but have no viewing copies. Video only. (1/97) Alternative address might be Arfon House, Bontnewydd, Caernarvon, Gwynned LL54 7UN Telephone/Fax 01286 676001