Conductivity max .: | 50 to 300 µS / cm |
---|---|
PH value: | 6 – 8 |
Hardness: | 4 – 7 ° dH |
Oxygen max .: | 4 – 6 mg / l |
Aggressive carbon dioxide: | 0 does not exist |
Chloride max .: | 4 – 5 mg / l |
Sulphate ions max .: | 50 mg / l |
Nitrate max .: | 10 mg / l |
Chemically: | neutral |
Mechanical mesh size: | 0.3 mm |