Fluorescent brightener 33 cas 61902-19-0

Appearance: White powder ; Liqiud
Capacity: 100MT/month
Packaging: 25kg/bag
Sample: available

Description

Fluorescent brightener 33
Fluorescent Brightener 33Quick Details
Chemical Name: Fluorescent Brightener 33
CAS No.: 61902-19-0
Molecular Fomula: None
Chemical Structure:None
Molecular weight:None
Appearance:White or light yellow powder
Assay:None
Fluorescent Brightener 33Typical Properties
 

Test
Specifications
Results

Appearance
White or light yellow powder
Conform

Appearance shade
B*≤8.4
W*≥-55.0
7.36
65.42

Fluorescence intensityE*
100±2
(370±10)
100.0(371)
98.6%

Whiteness (cotton fabric dyeing)
Whiteness≥-0.2
W*≥-0.5
Confrom

Water(%)
≤5.0
0.8

Water insoluble matter(%)
≤0.5
0.2

Fineness(425um)(%)
≤5.0
1.0

 
Fluorescent Brightener 33Usage
Fluorescent whitening agent 33 belongs to stilbene type fluorescent whitening agent. It is the most variety and quantity of fluorescent whitening agent. It is mainly used in cotton fiber, paper and detergent industries.
Fluorescent Brightener 33Packaging and Shipping
Packing: 25kg/bag
Fluorescent Brightener 33Storage
It should be placed in cool and dry.

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