Product Name: Fluorescent Whitening Agent NT-5 New high-efficiency & low-temperature FWA of liquid type
C.I. No.: FBA351
Physical Form: light yellow or milk white crystalline powder
Structure:a compound of diphenylethylene xenene type
Solubility:soluble in water,alcohol,ether,DMF,etc.
Fluorescence tone:slight greenish blue
Resistance to chlorine-bleaching and oxygen-bleaching:having extremely strong resistance to chlorine-and oxygen-bleaching,and having very good whitening effect even if under strong acidic or alkalic conditions.
FWA CBS is widely used in detergent,dyeing & printing and paper-making industries,etc.It is the most excellent whitening agent for washing powder,washing cream and liquid detergent. Products of the same kind made in foreign countries include Uvitex CBS,Tinopal CBS-X,etc.
Directions for use and dosage:
Since CBS has a very good affinity for cellulose fiber and is soluble in water,it can be used at room temperature for whitening cellulose fiber,polyamide fiber and protein fiber.For whitening textiles,the dosage should normally be 0.05-0.2% O.W.F.When used in detergents,it can be added at any stage of production process and the dosage should be 0.05-0.4% on weight of detergent.