C.I.Number: 199:1
Chemical name: 4,4-bis(2,4-cyano-phenlene)-benzene
Structure:

Formula: C₂₄H₁₆N₂
Appearance: Slight yellow powder
Melting Point: 188 - 192℃
Purity: 99.0%(min)
PROPERTY: Bluish color shade with strong fluorescence, high whitening performance and excellent fastness to sublimation.
APPLICATION: Suitable for the whitening and brightening of polyester, acetate and nylon fibers and for whitening plastics

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