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Which of the following is used to remove...

Which of the following is used to remove lignin from wood up?

A

Unslaked lime

B

Slaked lime

C

Calcium bisulphate

D

Calcium bisulphite

Text Solution

Verified by Experts

Calcium bisulphite is used to remove lignin from wood pulp, learning behind the cellulose for paper making.
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Knowledge Check

  • Which of the following is used for laminating wood

    A
    Melamine formaldehyde resin
    B
    Cis isoprene
    C
    Urea-formaldehyde
    D
    Phenol formaldehyde

  • Which of the following metal is used to remove sulphur from petroleum ?

    A
    Beryllium
    B
    Calcium
    C
    Barium
    D
    Magnesium

  • Which one of the following is used to remove astigmatism for a human eye

    A
    concave lens
    B
    convex lens
    C
    cylindrical lens
    D
    prismatic lens