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Postion:Product Catalog >Dyes and Pigments>dye>Direct Dyes>Direct Black EX, Direct Black 38
Direct Black EX, Direct Black 38
  • Direct Black EX, Direct Black 38
  • Direct Black EX, Direct Black 38

Direct Black EX, Direct Black 38

Price $2.5
Package 25kg
Min. Order: 25kg
Supply Ability: 20 tons
Update Time: 2022-10-26

Product Details

Product Name: Direct Black EX, Direct Black 38 CAS No.: 1937-37-7
Min. Order: 25kg Purity: 99%
Supply Ability: 20 tons Release date: 2022/10/26

ENGLISH NAME:Direct Black EX

C.I. NO.: 30235,Direct Black 38
CAS NO: 1937-37-7
EINECS NO:217-710-3
MOLECULAR FORMULA: C34H27N9O7S2
MOLECULAR WEIGHT:737.7643

NO

Name of Item

Unit

Item of Provision

Result of Examination

1

Appearance


Black Powder

Measure Up

2

Shade(compare with standard)


Similar~ Slight

Similar

3

Strength(is standard)           

%

100±3

100

4

Moisture                       

%

≤5.0

3.35

5

Insoluble                       

%

≤0.5

0.21

6

Fineness(180μm residue on sieve)  

%

≤5.0

Pass

7

Remarks

Qualified Product


Company Profile Introduction

Tianjin XiangRui Dyestuff Co.,Ltd was founded in 1998, specialize in producing and manufacturing direct dyes,acid dyes and basic dyes for different applications such as textile,printing, painting, leather, wood, paper, fertilizer, seeds and so on. Twenty years’ focus on dyes production and research, Tianjin XiangRui has become one of the largest dyes manufacturer and famous supplier,especially a most important exporter in North China,by providing products with superior quality,good service and competitive price.

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  • Since: 2012-08-03
  • Address: No.21 Hongze Road,Dasi Industrial Park,Xiqing Economic Development Area,Tianjin,China.
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