Fluorescent whitening agent Dt

Chemical name: 1.2-Bis (5-methylbenzoxazolyl) - ethylene

Molecular formula: C₁₈H₁₄N₂O₂

Molecular weight: 290

Property: The appearance of this product is a greenish purple milky white slurry, non-ionic, and does not contain ionizable genes. It is soluble in dimethylformamide (DMF) and ethanol, insoluble in water. The slurry contains active ingredients with a pH of 1-10, resistant to hard water up to 500ppm, insensitive to light, and 0% -25%. The color light is red blue, the fluorescence whitening intensity is 100 ± 5% -250 ± 5% of the standard, the acid and salt resistance is PH2-10, the hard water resistance is up to 500ppm, and it is insensitive to light.

Appearance: Light yellow paste like dispersion liquid

Color light: red light blue (similar to standard)

Whitening strength: 100 ± 5% -250 ± 5%

Particle fineness: (≥ 4 μ m particle count) ≤ 3

Usage: Mainly used for whitening polyester and polyester/cotton blends, as well as for whitening nylon, acetate fiber or synthetic fiber blends with cotton and wool. It can also be used for desizing and oxidative bleaching.

Packaging: Packaged in 50 liter plastic drums with a net weight of 50kg per drum; Packaging can also be customized according to user requirements.