Functional Auxiliaries


DOWELLATOL CR6-S


Cr6+ scavenger

Chemical & Physical Data:

Appearance:             White powder

Solid Content/%:       ≥75.0

pH (1%):                   5.0~7.0


Properties:

lDOWELLATOL CR6-S is a reducing agent which can restrain formation of Cr6+ and reduce Cr6+ to Cr3+.


Application:

lDOWELLATOL CR6-S is mainly used after top dying and washing at the end of the retanning process.

lApplication examples:

Wash and drain. In a new float, 100% water 40℃, 2%-3% DOWELLATOL CR6-S, pH=3.5-4.0, run for 40-60 min, drain without washing.

DOWELLATOL CR6-S may slightly influence the colour of dyed crust. 2% DOWELLATOL CR6-S is also recommended to use in dyeing stage or after fatliquoring before fixation. Top dyeing could be done to adjust the shade.


Packing:

25KG plastic woven bag


Storage:

1 year storage in sealed original package at 5-35℃. Bags should be tightly resealed each time after material is taken from them, and their contents should be used up as soon as possible after they have been opened. Direct contact with this product may irritate skin and mucous membrane, rinse with running water if contacted with skin. Non-dangerous chemical.