drinking water

Acceptable limits for drinking water Color Hazen units, Maximum, 5. Odour Agreeable. pH value 6.5 to 8.5. Taste Agreeable. Turbidity - NTU Maximum 1. Total dissolved solids - mg/l 500. Ammonia (as total ammonia-N) 0.5 mg/l. Barium - mg/l Maximum 0.7. Calcium - mg/l Maximum 75...