Q. What is the percentage of salt rejection of NS-100 RO membrane?

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Q. Which among the following has the highest percentage of salt rejection?

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Q. What is the permeate flux of the RO membrane FT-30?

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Q. What is the permeate flux of UTC series?

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Q. What is the percentage salt rejection of PES-1000?

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Q. Which of these is true about reverse osmosis membranes?

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Q. Which of these materials can be made into thin film composite?

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Q. Which of these pollutants cannot be tolerated by the hollow fibre sheets?

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Q. What is the concentration of chlorine upto which these spiral wound membranes can withstand?

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Q. What is the diameter assumed for hollow fine membranes for treating sea water?

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Q. What is the diameter assumed for hollow fine membranes for treating brackish water?

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Q. Which type of membrane exhibit low flux?

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Q. Which type of membrane exhibit high flux?

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Q. Which of these can be operated by turbulent flow?

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Q. What type of structure does the hollow fibre have?

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Q. What is the percentage of earth’s salt water?

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Q. The formation of the alkaline scale is a function of the operational temperature.

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Q. What is the average permeating of SiO₂ in reverse osmosis?

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Q. ________ is a process whereby a solution or a particle is deposited on a membrane surface or in membrane pores.

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Q. What is the average pore diameter of NF270?

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