Product Description
ISO9001
Professional manufacturer
High quality and competitive price
Prompt delivery
Molecular formula :
CAS : 3618-63-1
nature : reddish-brown powder.
Dissolved in water solution
was reddish brown slightly soluble in ethanol solution was orange.
In sulfuric acid or hydrochloric acid solution showed a violet blue. Right cellulose fiber dyeing, dye is absorbed into the good, the temperature at 80
C ~ 100 largest affinity. Benzidine diazotization, with 4-amino-1-sulfonic acid and naphthalene J acid coupling, the salting-out, filtration, drying derived. Used mainly cotton and viscose fibers, nylon and silk viscose / Kam fabric dyeing. The pulp can be used for coloring.
Delivery time:15 days after received your workable L/C
Package:20/25kgs packed per bag
Payment:T/T,L/C
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