DR Whitex - 4BB

DURVESH-4BB

Flourescent Whitening agent for Cellulose and Polymide, Wool and Silk fibres.

Features:

A tinted high substantive flourescent whitening agent can be use for self dyeing or along with non tinted DURVESH products to get very high & brilliant bluish violet white shade.

Properties :

• Chemical Constitution : Stilbene Disulphonic Acid derivative
• Ionic Nature : Anionic
• Appearance : Bluish green fine powder
• Shade : Bluish white.

Stability:

• Hydrogen Peroxide : Tinted Dyestuff are not stable
• Hydrosulphite : Tinted Dyestuff are not stable
• Chlorine bleach : Not stable
• Acid : Not stable
• Alkalis : good
• Hard Water : Upto 350 ppm
• pH : 7-12

Fastness :

• Light : 3-4
• Washing : 4-5

Application:

• Cellulose
• Exhaust application recommended at :- 80C & above
• Dossage :
• Exhauset with Hydrogen peroxide bleach :- 0.5-1.0%
• Exhauset on bleached substrate :- 0.5-1.0%