GATE (TF) Textile 1992 Question Paper Solution | GATE/1992/TF/59 | Section A

Question 59 (Textile Engineering & Fibre Science)

Wool and silk can be bleached with

(A)Sodium hydrosulphite
(B)Sodium perborate
(C)Hydrogen peroxide
(D)Sodium hypochlorite
Answer / Solution
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