Fluorescent Whitening Agent DCB(FBA121)--Nantong Lisi Organic Chemicals Co.,Ltd.|Nangtong Lisi Chemical Auxiliaries Co.,Ltd

Fluorescent Whitening Agent DCB(FBA121)
Properties:	Appearance:brownish yellow powder Hue:bluish purple Solubility:insoluble in cold water;a yellowish white suspending liquid can be obtained by dissolve it in the water having a temperature of 40; soluble in organic solvents such as ethanol,glycol and ethyl ether. Ionicity:non-ionic Structure:a compound of pyrazoline type
Applications:	Whitening Agent DCB is mainly used for whitening and brightening polyacrylonitrile fiber and polyacrylonitrile-containing fabrics.It is similar to Blankophor DCB made in foreign country.
Directions for use and dosage:	The following is an example of formula for reference only: Weight of acrylonitrile fabric:2g;dosage of DCB 1% O.W.F.;dosage of 100% acetate acid:3% O.W.F.;dosage of anhydrous sodium sulfate:5% O.W.F.;dosage of distilled water based on bath ratio of 1:100;adjust the PH value to 3.5-5;dye at 100 for 60 minutes,and normally dry at 60.
Packaging and storing:	Packaged in cardboard barrels,25kg or 50kg each.Stored in cool and dry place.