Chemistry · Water Treatment
पानी के नमूने की क्लोरीन मांग को निम्नलिखित में से किसके उपयोग द्वारा मापा जाता है?
- 1हॉरॉक्स उपकरण (Horrocks' apparatus)✓
- 2बरकेफेल्ड फ़िल्टर
- 3डबल पॉट विधि
- 4क्लोरीमीटर
सही उत्तर देखें
हॉरॉक्स उपकरण (Horrocks' apparatus)
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