Environment & Ecology · Environment
भारतीय मानक IS 10500 के अनुसार, पीने के पानी में फ्लोराइड की अधिकतम अनुमेय सीमा (Maximum Permissible Limit) कितनी है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.15 mg/L
- 21.5 mg/L✓
- 35.0 mg/L
- 40.5 mg/L
सही उत्तर देखें
1.5 mg/L
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