Acid Mordant Black 11 for leather, acid dyes

mordant dyes [Products name]: Mordant Black 11
[ Molecular Formula ] : C20H12N3NaO7S

[ Colour Index ] : C.I. Mordant Black 11
[Cas No]. 1787-61-7
[Appearance]: Dark Brown Even Powder
[Strength]:100%
[Shade tone]: Similar to the standard substance
[Insolubles% ]0.5Max
[Moisture%]:1.9Max [Degree of fineness %]:1Max
[Dyeing fastness on wool]:Coincide with standard substance [Solubility in water]:Soluble, the liquor is Bordeaux or garnet no change after immiting oil of vitriol,while brownish fuchsine in sodium hydroxide

[ Summary ] :Acid Chrome Black (Mordant Black 11) is one of the primary acid mordant dyes.beisdes the characteristic of common acid dyes,it has basic group which can complex with metal atomy.and can produce indicerptible laks after treatment with mordant.Therefore,it has better wet fastness Chrome Black T has better level-dyeing property, better fastness and less cost than common acid dyes.So it is an important dyestuffs among black dyes in wool.

[Packages]25kgs iron drums, cartons, woven bags.
[Storage & Transportation]: The product must be stored in shade, dry & well-ventilated warehouse. Avoid to be contacted with oxidizing chemicals and combustible organic substances. Keep it away from direct sunlight, heat, sparks and open flames. Carefully handle the product and avoid damaging the package.