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Optical Brightening Agent MP

Chemical name: 4,4’-bis(3,4’-cyano-phenlene)-benzene
Formula: C24H16N2
Molecular Weight: 332
C.I. Number: 199: 3
Appearance: slight yellow powder
Melting Point: 240~245°C
Purity: ≥98.0%
Application: mainly be used as whitening agent for polyester fiber, as well the raw material of making paste form brightening agent in textile dyeing.
Property: bluish color shade with strong fluorescence, high whitening performance and excellent fastness to sublimation.
Maximum UV Absorption Spectrum: 369nm
Packing: 20kg per fiber drum

It needs to be declared that the above data is based on our present knowledge and experience; owing to too many affecting factors, these data cannot be free from their check and test when processing and using the product.

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