Removal of activated carbon from glycerine is done by _________________?
Correct answer: A. Plate and frame filter
- A. Plate and frame filter
- B. Rotary vacuum filter
- C. Batch basket centrifuge
- D. None of these
Explanation
Activated carbon is a fine insoluble solid and is removed from glycerine by cake filtration. A plate-and-frame filter is well suited because it provides a large filtering area and clear filtrate.
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