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:

  1. Strong fluorescence, suitable colored light,high whiteness promotion.
  2. 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.