Environment & Ecology · Environmental Engineering
जल का रंग, जल के नमूने की तुलना ________ नामक मानक कांच की नलियों से करके मापा जाता है।
- 1नेफेलोमीटर (Nephelometers)
- 2नेसलर नलियों (Nessler tubes)✓
- 3आविलतामापियों (Turbidimeters)
- 4केसिका नलियों (Capillary tubes)
सही उत्तर देखें
नेसलर नलियों (Nessler tubes)
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