CXT (16090-2-1)
Fluorescent whitening agent CXT
C.L.71
CAS NO.:16090-2-1
Structural Formula:
Molecular Formula:C40H38N12O8S2Na2
Molecular weight:924.91
Max ultraviolet rays absorption wavelength:350nm
Executive Standard:GB/T3675-2007
Quality Index:
Item |
Index |
1.Appearance |
White or light yellow powder |
2.Colored light |
Blue |
3.Fluorescence intensity |
100±3 |
4.Water |
<5% |
5.Water insolubles |
≤0.5% |
6.Fineness |
≦5% |
Function and characteristic:
- Strong fluorescence, suitable colored light,high whiteness promotion.
- Good acid resistance, good characteristic of perborate and perhydrol resistance.
Scope of application:
Used for the whitening of cotton and cotton-polyester blended fabric, and the first bath whitening of cotton blended fabric.
Use Method:
CXT Consumption:0.01~0.2%(o.w.f);Bath ratio:1:5~20;Anhydrous sodium sulfate:5~20g/L。Room temperature into the dyeing, dyeing centigrade 90~100℃, keep the degree for 20~30min, water washing, pre drying,get into shape.
Package and storage:25Kg fiber barrel or iron barrel lined with black plastic bag. Seal up and protect from light, keep in storage in shady and cool and dry warehouse.