產品資訊 - Vat Brown 1 CAS No.2475-33-4->chemical fertilizer

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Dynasty Chemicals (NingBo) Co., Ltd.

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Vat Brown 1 CAS No.2475-33-4

產品分類 :

化學->化學肥料

產品規格

Model No:	C.I.Vat Brown 1

Country	CN
Minimum Order	0

產品描述

Dynathrene dyes offer excellent fastness to washing, light and bleaching for cellulosic fiber.


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Dynathrene
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C.I. Vat
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CAS NO.
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Characteristics
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Brown BR
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Brown 1
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2475-33-4
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Reddish Brown
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Product Name: Vat Brown 1 
Product Description: 
 Synonyms:
C.I. 70802; C.I. 70800; C.I. Vat Brown 1; C.I. Vat
Brown 44;
6,23-dihydrodinaphtho[2,3-a:2',3'-i]naphtho[2',3':6,7]indolo[2,3-c]carbazole-5,7,12,17,22,24-hexone;
6,13-dihydrodinaphtho[2,3-a:2',3'-i]naphtho[2',3':6,7]indolo[2,3-c]carbazole-5,7,12,14,19,24-hexone;
Vat Brown Br; C.I.Vat Brown 1 
 Molecular Formula:C42H18N2O6


Molecular Weight: 646.60 
 CAS NO.2475-33-4


EINECS 219-599-7


Molecular Structure : 
<img src="http://i.bosscdn.com/product/c2/d1/e9/96e1e623edc914f7f81d3b22b8.gif@watermark=2&color=I0ZGRkZGRg%3D%3D&type=ZHJvaWRzYW5zZmFsbGJhY2s%3D&size=26&p=9&t=80&text=ZHluYXN0eS5ib3NzZ29vLmNvbQ%3D%3D" title="Vat Brown 1 CAS NO.2475-33-4" alt="Vat Brown 1 CAS NO.2475-33-4" /> 



 

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Properties and Applications: red light 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. 

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


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