Computer · Environmental Engineering
मानक EDTA विलयन का उपयोग किसे निर्धारित करने के लिए किया जाता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1पानी में कठोरता (hardness)✓
- 2पानी में अवशिष्ट क्लोरीन
- 3पानी में मैलापन (turbidity)
- 4पानी में घुली हुई ऑक्सीजन
सही उत्तर देखें
पानी में कठोरता (hardness)
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