Beijing Century Richap Chemistry Co., Ltd
Home > Products > Chemical Additives & Auxiliaries/n.e.s. > Fluorescent Brightener ER(OB 199)

Fluorescent Brightener ER(OB 199)

— Fluorescent Brightener ER(OB 199), 1 4-Bis(2-Cyano Styryl)Benzene, Assay: 99% min.
Product Category: Chemical Additives & Auxiliaries/n.e.s.
Sales Method: Export
Payment Term: T/T, L/C
Min. Order Unit Price
Contact Info

Mrs.Mary Xu

Address: China (mainland) Beijing,ANDING ROAD,NO.33,, Chaoyang, Other, China

Product Detail

Product Attribute:

  • China (mainland) More >
  • 03/26/2012
  • 03/26/2012

Additional Info.:

  • 25kg/fibre drum

Product Content Description:

Fluorescent Brightener ER(OB 199)
Chemical Name: 1, 4-Bis(2-Cyano Styryl)Benzene
Molecular Formula: C24H16N2
Molecular Weight: 332

2. Specifications
Appearance: Yellow Crystal Powder
Melting Point: 223 - 230oC
Assay: 99% min.
Moisture: 0.5% max.
E Value: 1550(λ365nm)
Tone: Reddish-Blue.

3. Packing: 25kg/fibre drum double lined with plastic bags.

4. Properties:
Fluorescent Brightener ER is ideal at using into synthetic fiber for obtaining brighten effect. It’s also good at applying into PVC, PE, PP, PS, etc.
Typical Feature: convenient and effective.

5. Application:
Normal dosage: 0.02 – 0.1% in fiber products.
Whitening Temperature: 130ºC Duration: 30 min.
Absorbing Temperature: 190ºC Duration: 30 min.
Drawing-Spinning Temperature: 240-300ºC Duration: 30 S.
Quantity Per Month: 5ton

Send your inquiry to this supplier

- Your message must be between 20-3000 characters.


- jpg, jpeg, gif, txt, doc, pdf, xls, docx,xlsx, rar or zip format;
- Max. size of 2MB