Fluorescent brightener ER-I


Chemical name:
  • 1,4-Bis(2-cyano styryl)benzene
Molecular formula:
  • C24H16N2
Structural formula:

Molecular weight:
  • 332
CAS No.:
  • 13001-40-6
  • Appearance: Green yellow crystal powder
  • Melting point: 230-234°C
  • Assay: 99%
  • Optical brightener is Mainly be used in whitening of polyester fiber and as the raw material of paste form brightening agent in textile dyeing.
  • 20kgs net/fiber drum


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