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Basic Blue 159 Dyes

Product info Type: Basic Dyes, Basic Blue Dyes Product Name:Basic Blue 159, Basic Blue X-BL 250% Color Index: B-159 CAS No.: N/A EINECS: N/A Molecular Formula: N/A Product Description
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Product Introduction

Basic Blue 159 Dyes Product info


Type: Basic Dyes, Basic Blue Dyes

Product Name:Basic Blue 159, Basic Blue X-BL 250%
Color Index: B-159
CAS No.: N/A 
EINECS: N/A 
Molecular Formula: N/A


Product Description


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Chemical Properities

Olive green in concentrated nitric acid. The solution of sodium hydroxide is added to produce dark reddish brown precipitate; The addition of hydrochloric acid produces a blue precipitate.


Application

Basic Blue 159 Dyes can be used to dye silk, wool, linen and tannin-dyed cotton fiber, but the sun fastness is 1-2. More for carbon paper and general paper coloring, also used for bamboo and wood products coloring and making lake pigments.


The manufacturing Method

In the presence of chloroform and phosphorus oxytrichloride, Basic Blue 159 Dyes was condensed by tetramethyl miroketone and n-phenyl carnathylamine, and then obtained by hydrolysis, purification, salting out and drying.


FAQ

1.Are you a trade company or a manufacturer?We are a munufacturer with more than 15 years’ experience.2.Can you provide free samples for test?Yes, of course.We can provide 20g free samples for each item3.How about the term of payment?Generally for the first cooperation our payment term is 30%T/T IN ADVANCE+70%T/T AFTER B/L COPY


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