Gold Member Since 2017
Audited Supplier

Fluorescent Brightener 184, Fluorescent Brightener Ob, Optical Brightening Agent Ob manufacturer / supplier in China, offering Fluorescent Brightener 184, High-Efficiency Herbicide-2, 4-D 860g/L SL(dimethylamine salt) with CAS No. 2008-39-1, High-Efficiency Herbicide-Diquat 150g/L SL with CAS No. 2764-72-9 and so on.

(/ )

Fluorescent Brightener 184

FOB Price: US $15-30 / kg
Min. Order: 25 kg
Min. Order FOB Price
25 kg US $15-30/ kg
Get Latest Price
Port: Shanghai, China
Production Capacity: 5000 Tons/Year
Payment Terms: L/C, T/T, D/P, Paypal, D/A
Basic Info
  • Model NO.: 184
  • Appearance: Powder
  • Trademark: LEPUZ
  • Specification: 99%
  • HS Code: 32042000
  • Color: Yellow
  • Melting Point: 201ºC~205ºC
  • Transport Package: 25kg/Fiber Drum
  • Origin: China
Product Description

Optical brightener OB
( OPTICAL BRIGHTENING AGENT OB; fluorescent brightener OB; fluorescent brightener 184; fluorescent whitening agent OB; Uvitex OB; TINOPAL OB; OBA 184; FBA184; C.I.184; optical bleaching agent OB; Clariant Hostalux OB )

CAS:  7128-64-5



Product application

Mainly be used in whitening of thermoplastic, polyvinyl chloride (PVC), polypropylene (PP), polyester fiber, paint and ink, etc.

Product quality index

Test item

Technical Standards


Slight greenish yellow powder



Melting point


Volatile content


Ash content



Packaging & Shipping


Fluorescent Brightener 184

Fluorescent Brightener 184

Main products
Optical brighteners: OB    OB-1   OB-3   KCB    FP-127    KSN    MDAC(SWN)    CBS-X
UV absorbers: UV-531    UV-9(BP-3)    UV-P    UV-326    UV-327    UV-328    UV-329   
                         UV-1130   UV-284(BP-4) 
Light stabilizers: 622    770    944    292    783    695

Our Services

We have exact inventory plans to guarantee stable supply.

We have many years' experience of chemical logistics and dangerous chemical managers with specially trained, which ensure the safety and right of chemicals, timely logistics.

Our laboratory takes strictly testing on every lot of goods according to customers' requirement. Meanwhile we has good relationship with the third party company SGS.

After-sales service is the important part in our service. If there are quality problems, we will actively cooperate with the customers and solve the problems early.

We expect to become good partners with our customers for long.

Company Information 

NANJING LEPUZ CHEMICAL CO., LTD. is an ISO-certified modernized chemical enterprise concentrating on the production, sales and service for pesticide, plastic and coating additives, fine chemicals and intermediates.  
Our products are widely used in agriculture, plastic and rubber industry, medical industry, paints, printing inks and etc.  
Our company's headquarters is based in Nanjing city, Jiangsu Province, China.  

Our factory is located in Touqiao Town, Hanjiang District, Yangzhou City, where is adjacent to Guangling Hi-tech Development Zone, mainly producing high quality plastic additives and intermediates such as optical brighteners and etc.

We have established long years' technical cooperation with Nanjing University, Nanjing Tech University, and make continuous innovation to fulfill the changing market's demand and trends.  

Besides the professional R&D team, our factory has advanced production and testing equipments, which can be used for testing and reprocessing to ensure the high quality and meet customers' different requirement. 

With profound chemistry knowledge and rich experience, our business team can offer professional customized technical supports and solution for customer's demand.

Till now our products have occupied a good market in China, and also exported to Europe, the United States, Japan and South Korea, Southeast Asia, the Middle East, Central and South America, Africa and etc.  

Welcome to contact us. Hope we can have a good cooperation and bright future.

Fluorescent Brightener 184
Fluorescent Brightener 184
Fluorescent Brightener 184

Fluorescent Brightener 184




Q: Do you have any certificate for quality?

 A: Yes, we have ISO9001:2008 quality system certificate and REACH.


Q: Can you customize products?

A: Yes, we can.


Q: Can you provide samples for quality checking before placing an order?

A: Samples are avaliable upon request, but the shipping cost should be paid by customer.


Q: How to get the price list?

A: Please inqire us by alibaba/email.


Q: What's your payment term?

A: TT/LC/DA/DP/Paypal

Send your message to this supplier
Ms. Emily Shen
To: Ms. Emily Shen

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now

Find Similar Products By Category