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

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

(a) 500

(b) 1000

(c) 2000

(d) 1500

I got this question in an online interview.

The question is from Use of Sea Water for Mixing of Concrete in section Water of Concrete Technology

1 Answer

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Best answer
Right choice is (b) 1000

The best I can explain: It is the standard value of maximum limit (ppm) for Alkali Carbonates and Bicarbonates in water for construction.

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