Average helix angle of Fibrils in bast fibres compared to those in cotton fibre is
Fibre that is soluble in 5% NaOH at boil but not in 60% HCl is
Degree of order in a semi-crystalline fibre is determined by the following equation (where ρc, Sa and ρ1 represent densities of 100%crystlline, 100% amorphous and semi crystalline fibre, respectively) in density gradient measurement principle
First order transition temperature of Nylon 6 fibre is
TGA is used for the purpose of elucidating any one of the following fibre properties
Among the following process, colour can be removed to a maximum extent in