A microbiological study of bottled mineral water marketed in Ludhiana.
Indian J Public Health
;
2006 Jan-Mar; 50(1): 31-2
Article
Dans Anglais
| IMSEAR
| ID: sea-109616
ABSTRACT
The microbiological quality of bottled mineral water marketed in Ludhiana was examined, Twenty three brands were analyzed for presumptive coliform count by multiple tube tests, and E. coli count was confirmed by Eijkman test. Bacterial and fungal loads were tested by membrane filtration test. Out of 23 only one sample (4.4%) showed the presumptive coliform count to be 460 most probable number (MPN)l 1 00ml,and 1 was found to be positive when tested by Eijkman test for Ecoli. In the membrane filtration test three samples (13%) showed more than two types of bacteria. Different types of bacteria isolated included Bacillus sp (19/23). Pseudomonas spp (13123), Ecoli, Klebsiella sp and S.albus one each Fungi was isolated from five of twenty three. (22%) samples. Only one brand of mineral water was unfit for human consumption. The rest of the samples were contaminated with non pathogenic flora.
Texte intégral:
Disponible
Indice:
IMSEAR (Asie du Sud-Est)
Sujet Principal:
Goût
/
Humains
/
Escherichia coli
/
Inde
/
Eau minérale
Pays comme sujet:
Asie
langue:
Anglais
Texte intégral:
Indian J Public Health
Année:
2006
Type:
Article
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