Question

Cation exchange resins (0.3 to 1 mm size) used in water treatment is prepared from __________ resins.

a.

epoxy

b.

phenol formaldehyde

c.

urea formaldehyde

d.

melamine formaldehyde

Posted under Refractory and Polymer Technology Basic Chemical Engineering

Answer: (c).urea formaldehyde

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Q. Cation exchange resins (0.3 to 1 mm size) used in water treatment is prepared from __________ resins.
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