ER mainly used in txtile printing and dyeing.

Key words: optical brightening agent ER-Ⅱ, optical brightener ER-Ⅱ, fluorescent brightener ER-Ⅱ, optical whitening agent ER-Ⅱ, brightener ER-Ⅱ

Typical Properties:

Chemical name: 1,4-Bis (2-Cyano Styryl) Benzene
Molecular Formula: C24H16N2
Molecular Weight: 332

CAS NO.:13001-38-2

HS Code:32042000

C.I. Number:199:1

Specifications:

appearance: fallow powder

melting point: 188-192℃

purity: ≥98%

Application:

The product ER is very suitable for whitening and brightening polyester,cellulose and plastic.Generally 0.02-0.08% weight of polyester.

Package:

25kg / fiber drum with PE liner or kraft paper bag