Computer · Environmental Engineering
जल उपचार में निम्नलिखित में से किसका उपयोग स्कंदक (coagulant) के रूप में नहीं किया जाता है?
- 1सोडियम एल्युमिनेट
- 2फेरिक सल्फेट
- 3धनायनी पॉलिमर (Cationic Polymers)
- 4सोडियम क्लोराइड✓
सही उत्तर देखें
सोडियम क्लोराइड
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