Fluorescent brightener

Model:	-
Brand:	berchemicals
Origin:	Made In China
Category:	Chemicals / Dyes & Pigment
Label:	VBL , VBL for paper , VBL for textile
Price:	US $2200 / ton
Min. Order:	1 ton

Product Description

Name	FLUORESCENT BRIGHTENER VBL
Chemical Formula	C36H34N12O8S2Na2
SPECIFICATIONs
Item	Used for paper-making
Appearance	Light yellow or yellow uniform powder
Fluorescent strenghth (equivalent to the Standard sample)	100
Color Shade	Similar to the standard sample
Whiteness (the deviation with the Standard Sample)	≥ -3
Moisture content	≤ 5%
Content of Water-Insoluble Impurities	≤ 0.5%
Fineness (residual content passed through 180μm-pore sieve )	≤ 10%
The above mentioned chemical product has no poison，no pollution, and no cauterization. It is common chemical product.