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Chemical and bacteriological potability (Ministerial Decree no. 31 of 02/02/2001)
sampling date 15/11/2019 (properly adjusted machine)
Test U.M. Water input
DP400
mat. H102001
Viable microorganisms at
36°C
CFU/mil <1 <1
Vital microorganisms at
22°C
CFU/1mil <1 21
Escherichia coli CFU/100mil 0 0
Coliform bacteria CFU/100mil 0 0
Intestinal enterococci CFU/100mil 0 0
pH Unit of pH 7.44 7.25
Conductivity µS/cm 978 155
Chlorides mg/l 157 17
Sulphates mg/l 209 24
Ammoniacal nitrogen (N-
NH4)
mg/l <0.1 <0.1
Nitrates mg/l 16 3
Nitrites mg/l <0.1 <0.1
Hardness °F 42 5
Oxidisability mg/l O
2
1. 8 1. 8
Iron µg/l 9 <1
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