Table I.11.3Microbiological indicators for drinking-water quality according to 1882/2003/EC

Escherichia coli0 CFU/100 ml
0 CFU/250 ml (for bottled water)
Pseudomonas aeruginosa0 CFU/250 mlSpecified only for bottled water
Enterococci0 CFU/250 ml
Total bacteriaSpecified only for bottled water
22 °C100 CFU/ml
36/37 °C20 CFU/ml

CFU: colony-forming unit

From: 11, Review of preparations used for hand hygiene

Cover of WHO Guidelines on Hand Hygiene in Health Care
WHO Guidelines on Hand Hygiene in Health Care: First Global Patient Safety Challenge Clean Care Is Safer Care.
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