1) NTU – Nephelometric Turbidity Units
2) FNU- Formazin Nephelometric Unit
3) EAU Formazin Attenuation Units
Select the correct option from the codes given below:
Answer: 1, 2 & 3
Notes: Turbidity is the measure of relative clarity of a liquid. The units which are used for measuring the turbidity of water are:
(a) NTU – Nephelometric Turbidity Units
(b) FNU- Formazin Nephelometric Unit
(c) EAU Formazin Attenuation Units
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