Products Description
Fluorescent Brightener 113, CAS No. 12768-92-2, is a chemical substance widely used in the industrial field. Its aliases include Blankophor BA and Optical Brightener 113. The molecular formula of the compound is C40H42N12Na2O10S2, and the molecular weight is about 960.94 g/mol.
Fluorescent Brightener 113 is a colorless to pale yellow hygroscopic crystal form. Its physical properties are density 1.276 g/cm³, boiling point 227.6 degrees Celsius (under standard atmospheric pressure), and flash point 109.9 degrees Celsius. Its solubility characteristics are slightly soluble in water and common organic solvents. In practical applications, attention should be paid to the influence of environmental conditions on its solubility.


Basic Info
| Chemical Name | Fluorescent Brightener 113 for paper and textile industries CAS 12768-92-2 |
| Cas No. | 12768-92-2 |
| Chemical formula | C40H42N12O10S2.2Na |
| Molecular weight | 960.958 |
| Ingredients | Stibene sulfonic acid derivative |
| Fluorescent intensity(equivalent to standard product) | 35 |
| Whiteness WCIE | ≥0.2 |
| Viscosity(25 ºC),mPa.s | ≤50 |
| PH Value | 8-10 |
| Ionicity | Anion |
Uses
Papermaking: Fluorescent Brightener 113 added to pulp, coatings, or surface sizing agents to enhance whiteness by absorbing ultraviolet light and emitting blue light.
Textiles: Suitable for whitening cotton, linen, and cellulose fibers, improving their visual brightness and gloss.
Safety Information
- Avoid direct contact, especially avoid inhalation and ingestion.
- When using, wear protective gloves and glasses and maintain good ventilation.
- In case of accidental contact or inhalation, seek medical attention immediately.
- Fluorescent brightener 113 should be kept away from fire and heat sources, stored in a cool, dry place, and avoid exposure to sunlight.

Company Profile
Gnee Chem is an enterprise specialising in the research, development, production and sales of phytochemicals and fine chemicals.Our factory was established in 2016 and is located in Henan Province, covering an area of 3,600 square metres. We have a professional, well-equipped and high-quality R&D team with more than 10 years of R&D experience. Our products are widely exported to many countries, such as the United States, Russia, Canada, Australia, Europe, etc., and we provide customers with fast shipping services. We hope to establish long-term and mutually beneficial cooperation with more friends in the future, and provide the best products and services for our customers.
Contact Us
Tel: +86-372-5055135
Mob: +86-13673325456
Email: sales@gneebio.com




FAQ
Can your company accept customisation and meet customers' special specifications?
Yes, we can.
What are your payment terms?
Wire transfer, paypal, western union, money order and bitcoin.
What is your delivery time?
We usually ship within 1-3 days after receiving your payment.
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