What is the permissible limits for construction of sulphates in water?

With regard to the curing water, identify the incorrect statement.

The vegetable oil if present in mixing for concrete ______

To neutralize 200 ml sample of water should not require more than _____ ml of 0.1 normal NaOH.

What is the permissible limits for construction of inorganic matter in water?

What is the maximum limit (ppm) for Alkali Carbonates and Bicarbonates in the water?

What is the maximum limit (ppm) for chlorides in water?

The mineral oil if present in mixing for concrete ______