[Report 1940] / Medical Officer of Health, Canterbury Borough / City & County.

  • Canterbury (England). City & County Council.
Date:
1940
Catalogue details

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: [Report 1940] / Medical Officer of Health, Canterbury Borough / City & County. Source: Wellcome Collection.

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    23 Clean Milk. Eight samples of “ Ordinary Milk ” were submitted for examination ; all were reported as complying with the “ Methylene Blue Test ” for graded milks. Water Supply. Seventeen samples from the “ Public Supply ” were submit- ted for Bacterioligcal Examination at Maidstone Laboratory. Fifteen were reported satisfactory, and two were reported not quite satisfactory ; counts too high. The Report of the sample submitted on 29th November, 1940, is as follows: — Copy of certificate as follows : 2nd December, 1940. Sample received 29th November, 1940. Result forwarded 2nd December, 1940. Water from Public Supply : No. of organisms per c.c. B. coli capable of growth on Agar at: (presumptive) 37“ C. 22° C. o 3 Absent in 100 c.c. Remarks : B. coli absent in 100 c.c.—Good water. Louis L. Griffiths, Pathologist. Twelve samples of water were submitted to the Public Analyst for examination : — Four samples from the “ Public Supply ” were satisfactory. The Analyst’s Report on a sample submitted on 5th June, 1940, is appended : — Description or Number of Sample—“ No. 7 from Public Supply.” Appearance—Clear. Smell—Normal. Chlorine in Chlorides—1.54. Pho.sphoric Acid in Phosphates—None. Nitrogen in Nitrates—0.42. Ammonia—0.0022.