i.
High carrier efficiency
ii.
Availablility at low cost
iii.
Little or no effect on light fastness of final
dyeing
iv.
Absence of unpleasant odour
v.
Non-toxicity
vi.
No degration or discolouration of the fibre
vii.
Ease of removal after dyeing
viii.
High stability under dyeing condition
ix.
Compatibility with the dyestuffs
x.
Easw of dispersion in the dyebath
xi.
Low volatility of the carrier including low
volatility in the steam
xii.
Uniform absorption