fluorescent brightener 33 cas 61902-19-0

描述

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.