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Vat Brown BR for cotton

（1）Vat Brown BR (Vat Brown 1)
（2）CAS No.:2475-33-4
（3）a popular brown for dyeing cotton and polyester-cotton blended fabric etc.

product details

Application

Packing

Storage & Transportation

Product Specification

Name	Vat Brown BR
Other Names	Vat Brown1
CAS No.	2475-33-4
EINECS No.	219-599-7
MF	C42H18N2O6
STRENGTH	100%
APPEARANCE	Brown Powder
APPLICATION	dyeing cotton and polyester-cotton blended fabric and so on.
PACKING	25KGS Cartons;25KGS Iron DrumS
MELTING POINT	>572 ° F (NTP, 1992)
BOILING POINT	675.58°C (rough estimate)
DENSITY	1.651

Product Description

Vat Brown BR (Vat Brown1),We can provide both appearances according to your requirement.We've got constantly insisted on the evolution of solutions, spent good funds and human resource in technological upgrading, and facilitate production improvement, meeting the demands of prospects from all countries and regions. If needed, welcome to contact with us by our Phone,Wechat,Whatsapp,Email from the web page , we will be delighted to offer “Five Star Service”to you.

Product character

Vat Brown BR (Vat Brown1) is Red Brown , Dark brown powder. Slightly soluble in hot 1, 2, 3, 4 – Tetrahydronaphthalene and thermal Xylene, insoluble in cold Xylene. In concentrated sulfuric acid to Copenhagen green, dilution after brown precipitation. Alkaline reduction leuco for yellow brown; Acid reduction leuco for dark olive. Mainly used for cotton, hemp, silk and viscose dyeing and printing, cotton yarn dyeing common varieties. Used for polyester/cotton blended fabric two bath dyeing of polyester with little color. The leuco used for dyeing cotton knitwear.

Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Fading	Stain
ISO	5	4-5	7	4-5	4-5	5	5
AATCC	5	5	8	4-5	4-5

Application

Used for polyester/cotton blended fabric two bath dyeing of polyester with little color. The leuco used for dyeing cotton knitwear. and so on.

Vat Brown BR (Vat Brown1) 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.

25KGS Iron Drum；25KGS Cartons

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