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Question: Answered & Verified by Expert
At what level of sulphate in drinking water is it considered harmless?
ChemistryEnvironmental ChemistryNEET
Options:
  • A 100 ppm
  • B 250 ppm
  • C 500 ppm
  • D 750 ppm
Solution:
1505 Upvotes Verified Answer
The correct answer is: 500 ppm
Sulphate in drinking water is considered harmless at moderate levels, which is defined as up to 500 ppm.

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