一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

Welcome to chemicalbook!
WhatsApp
RFQ
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

RFQ
skype
MY Account
Top
Postion:Product Catalog >Chemical Reagents>Organic reagents>Aromatics>Whitening Agent /Optical Brightening Agent /Fluorescent Brightener 199:2
Whitening Agent /Optical Brightening Agent /Fluorescent Brightener 199:2
  • Whitening Agent /Optical Brightening Agent /Fluorescent Brightener 199:2

Whitening Agent /Optical Brightening Agent /Fluorescent Brightener 199:2

Price $30
Package 1KG
Min. Order: 100KG
Supply Ability: 100
Update Time: 2020-12-16

Product Details

Product Name: Whitening Agent /Optical Brightening Agent /Fluorescent Brightener 199:2 CAS No.: 13001-40-6
Min. Order: 100KG Purity: 99%
Supply Ability: 100 Release date: 2020/12/16

Whitening Agent   /Optical Brighening Agent /Fluorescent Brightener 199:2  CAS NO:13001-40-6 OBA for polyester
OBA for polyester

 

Chemical name: 1.4-Bis-o-cyanostyryl-benzene

 

Formula: C24H16N2Appearance: Yellow powder

Melting Point: 289 ~ 291

Purity: 99.0%(min)

Application: Suitable for the whitening and brightening of polyester, acetate and nylon fibers and for whitening plastics

Property: With strong fluorescence, high whitening performance and excellent fastness to sublimation.

 

SPECIFICATION

 

ITEM

STANDARD

RESULT

Appearance 

Yellow crystalline powder

Confirm

Purity

99%

99.31%

Impurities

0.6%

0.35%

Moisture

1.0%

0.48%

Melting point

270±2

269.0~271.2℃

 


Company Profile Introduction

Our company is a professional in lead acetate, diphenyl ethylamine and other chemical raw materials and chemical reagents research and development production enterprises. Our business covers more than 30 countries, most of the big customers come from Europe, America and other countries in the world, we can guarantee the quality and price. In recent decades, with the efforts of all employees, we have established many cooperative companies in shandong, henan, guangdong and other places.

Recommended supplier

Product name Price   Suppliers Update time
$5.00
VIP8Y
Jinan Finer Chemical Co., Ltd
2026-07-24
$2.00
VIP2Y
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
2026-07-02
$5.00
VIP6Y
Hebei Chuanghai Biotechnology Co,.LTD
2026-05-28
$10.00
Hebei Chuanghai Biotechnology Co., Ltd
2026-03-20
$17.55
Chemwill Asia Co.,Ltd.
2020-06-02
$1.00
VIP9Y
Career Henan Chemical Co
2019-07-06
$19.55
Chemwill Asia Co.,Ltd.
2020-06-02
$8.85
Chemwill Asia Co.,Ltd.
2020-06-02
  • Since: 2018-06-12
  • Address: Room1301,Tatan International
INQUIRY
宁武县| 新和县| 霸州市| 梁平县| 桦南县| 合作市| 定边县| 新干县| 汕头市| 加查县| 历史| 潜山县| 阿坝县| 灵寿县| 宁城县| 那曲县| 西藏| 望都县| 呼玛县| 玉环县| 东安县| 莲花县| 凌海市| 绥芬河市| 迭部县| 夏邑县| 二连浩特市| 安新县| 井陉县| 当雄县| 瑞昌市| 松原市| 子长县| 淳化县| 赣榆县| 会理县| 咸阳市| 九江县| 清新县| 荔浦县| 蓝田县|