Vat Blue 4,Vat Blue 4 Dye

Vat Blue 4

Product Name: Vat Blue RSN

C.I. Name: Vat Red 15

CAS No.: 4216-02-8

Application: Suitable for printing and dyeing cotton fabrics, and is also used as an organic pigment.

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Vat Blue 4Chemical Property

Vat Blue 4 is a deep blue powder vat dyes. Insoluble in water, acetic acid, ethanol, pyridine, xylene, toluene, slightly soluble in chloroform (hot), o-chlorophenol, quinoline. It turns brown in concentrated sulfuric acid and produces a blue precipitate after dilution. It appears blue in alkaline solution of insurance powder and red blue in acidic solution.

Vat Blue 4 Purpose

VAT blue RSN is mainly used for cotton fiber dyeing and cotton printing, as well as for two bath dyeing of viscose and polyester cotton fabrics. Dyeing adhesive fibers results in lighter colors. Can be combined with restored blue, brown, olive and other colors to create blue, dark gray, etc. It is also used to manufacture pigments for ink.

Vat Blue 4 Specification

» Product name: Vat Blue RSN

» Type: Vat Dyes

» CAS NO.: 81-77-6

» MF: C28H14N2O4

Vat Blue 4 Physical Propertie

Basic Information
Product Name	Vat Blue RSN
Colour Index	C.I. vat blue 4
CAS No.	81-77-6
Specification
Shade	Similar With Standard
Strength	100%
Appearance	Blue Powder .
Moisture %≤	1.20
Insoluble Matter %≤	0.20
Application	Printing and dyeing cotton