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Which of the following component is majorly responsible for color of the pulp?

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in Food Packaging Technology by (63.0k points)
Which of the following component is majorly responsible for color of the pulp?

(a) Cellulose

(b) Lignin

(c) Hemicellulose

(d) Pectin

The question was asked during an internship interview.

This interesting question is from Pulping, Digestion and Bleaching topic in division Paper and Paper Based Packaging Materials of Food Packaging Technology

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Right option is (b) Lignin

For explanation: Lignin is majorly responsible for color of the pulp. It is the chromophoric groups on the lignin that are largely responsible for the color of the pulp. Cellulose and hemicelluloses are inherently white and do not contribute to color.

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