High quality optical brightener OB 1 for plastics /Fluorescent Brightener 393 oba (optical brighteners agent) cas no.: 1533 45 5

1.Quick Details of high quality 

Chemical Name: Fluorescent Brightener 393
CAS No.: 1533-45-5
Molecular Fomula:C28H18N2O2

Chemical Structure:

Molecular weight: 414.45

Appearance: Light greenish or yellow powder

Assay:98%

COA OF Fluorescent Brightener 393

2.Product and packing of high quality 

3.Our services

1.Supply sample
2.The packing also can be according the customers` requirment
3.Any inquiries will be replied within 24 hours

4.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.
5.Factory price.

6.Prompt delivery. We have good cooperation with many professional forwarders, We can send the products to you once you confirm the order.

7. Better payment terms. For the fist cooperation we can accept T/T and L/C at sight . For our regular customer ,we can also supply more payment terms. 

4.About us

1.More than 10 years chemical exporting experience

We have produced chemical more than fifteen years., 80% products are for export .

More than 10 years chemical exporting experience. Good and stabilized factory price.

2.Strict quality control system

We has passed through the ISO9001:2015 Quality System Certificate, we have strict quality control system.

3.Supply sample

Before order , we can send the sample for your testing . We ensure the quality is the same as bulk quantity .

5.Our Factory and Lab

6.Our Certification

7.Our Partners

8.Our Team

9.Our Delivery

We are professional manufacturer of in China.

Any more questions, or interest about the product, feel free to contact me!
Haihang Industry Co.,Ltd

Contact: Anna
Cell phone: +86-13356663053
Whatsapp:+8615621873720