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.
| Fluorescent Brightener 113 for paper and textile industries CAS 12768-92-2 | |
| 12768-92-2 | |
| C40H42N12O10S2.2Na | |
| 960.958 | |
| 35 | |
| Greater than or equal to 0.2 | |
| Viscosity(25 ºC),mPa.s | Less than or equal to 50 |
| 8-10 | |
Papermaking: Fluorescent Brightener 113 added to pulp, coatings, or surface sizing agents to enhance whiteness by absorbing ultraviolet light and emitting blue light.
- 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.
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