| 1.
Physical indicators of contamination: PH,, Color,
Odor, Turbidity, and Conductivity.
2. Chemical Indicators of
Contamination: (a) Ammonia, (b) Nitrites, and (c)
Nitrates.
3. Mineral Content Estimation. These
test will assess whether the level of naturally
dissolved minerals are within permissible limits.
i. Fluoride
content, this indicates risk of fluorosis.
ii. Calcium and
Chlorides, effect domestic use, taste and palatabiltiy.
iii. Magnesium
and Sulphates can be dangerous to mucus lining
causing
gastro intestinal irritation.
iv. Iron can
cause rusting of pipes and staining of clothes in
domestic usage.
4. Indicators of Industrial
Pollution:
i. Alkalinity
Test, Total Dissolved Solids.
5. Interpretation, based on test
results and sample collection record. |