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Q: As per IS : 456-2000, the organic content of water used for making concrete should NOT be more than
  • A. 100 mg/L
  • B. 150 mg/L
  • C. 200 mg/L
  • D. 250 mg/L
Correct Answer: Option C - As per IS : 456-2000, the organic content of water used for making concrete should NOT be more than 200mg/l.
C. As per IS : 456-2000, the organic content of water used for making concrete should NOT be more than 200mg/l.

Explanations:

As per IS : 456-2000, the organic content of water used for making concrete should NOT be more than 200mg/l.