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

Which of the following statement is incorrect?

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

The mineral oil if present in mixing for concrete ______

The vegetable oil if present in mixing for concrete ______

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

Presence of acid, alkali _______

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