BS 4285:1968:1989 Edition

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Methods of microbiological examination for dairy purposes

Published By	Publication Date	Number of Pages
BSI	1989	62

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Categories: 07.100.30 - Food microbiology, BSI

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Description

Examination of liquid milk; details of techniques for estimating anaerobic spores. Methods for detection and estimation of lecithinase-producing organisms and potentially pathogenic staphylococci are given, together with details of the methylene blue and resazurin reduction tests. Instructions for rinse and swab techniques for farm and processing dairy equipment, including milk bottles. Appendices giving instructions for the preparation of the culture media and related reagents required; the following ancillary tests for special purposes: phosphatase test for pasteurized milk, turbidity test for sterilized milk, colony count for UHT milk, Whiteside test for cell content, detection of residual chlorine in rinses; a guide for estimating the surface areas of milking equipment.

Additional information

Status	Withdrawn
Pages	62
Publication Date	1989-06-30
Withdrawn Date	1991-04-30
Replaced By	BS 4285-4:1991, BS 4285-3.10.1:1989
ISBN	0 580 00098 2
Standard Number	BS 4285:1968, BS 4285:Supplement 1:1970
Title	Methods of microbiological examination for dairy purposes
Descriptors	Dairy products, Sterilization (hygiene), Cleaning, Agricultural equipment, Microscopic analysis, Bacteria count methods, Testing conditions, Bottles, Food products, Food testing, Biological analysis and testing, Microbiological analysis, Dairy equipment, Test equipment, Milk, Specimen preparation, Cans
Publisher	BSI
Committee	AW/9
ICS Codes	07.100.30 - Food microbiology

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BS 4285:1968:1989 Edition

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