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Product name FBA 113; OBA 113, Fluorescent Brightener BA; Optical Brightener Agent BA
Color Index No C.I.113
Cas No 12768-92-2
Appearance Straw Yellow Uniform Powder
86 18254185957

Product information


Color Index No: C.I.113

Synonyms: FBA 113; OBA 113,Fluorescent Brightener BA; Optical Brightener Agent BA

Molecular Structure:

Molecular   Formula: C40H42N12O10S2Na2

Molecular   Weight: 960.94

CAS No:   12768-92-2

C.I. No.: C.I.113

Appearance: straw yellow uniform powder

E-value: 370


Anionic, resistant to PH4.5-11.


Mainly used in pulp brightening, surface sizing and coating, etc, with high acid resistance. It is the first choice to produce paper of high brightness requirements

Reference dosage:

1.   When brighten in pulp, BA should be added before alum or cationic auxiliary agent; dosage: 0.05-0.4% (of absolute dry pulp).
2. In surface sizing, it can work with CMC, PVA, starch, or anionic or cationic synthetic sizing agent.
3. In coating, it can be used at any stage of coating production in the form of aqueous solution after dissolve.

Package & Storage:

10kg or 25kg/ craft paper bags. It canbe packed in other forms according to user's requirements.

Shelf life: not more than 24 months inthe room temperature.