Chemical nature
Anthraquinone dye,unmetallized
Special uses
Exterior building element dyed by the sanodal system
Lightfastness :
Dyeing conditions
Ph:5-6,buffered with ammonium acetate for the sanodal system this dye requires special dyeing conditions.
Behaviour in sealing :water sealing lightens the dyeing slightly
Special remark:
Unsealed dyeings can be stripped with nitric acid