Product Name: Benzophenone-8

CAS No.: 131-53-3

EINECS No.: 205-026-8

Molecular Formula: C14H12O4

Molecular Weight: 244.24

Structural Formula: CH3OC6H3(OH)COC6H4OH

Product Category: UV Absorbers

Brief Introduction:
Ultraviolet absorber Benzophenone-8 (UV-24) is a benzophenone-based ultraviolet absorber. It contains two ortho-hydroxyl groups in its molecular structure and has very stable photothermal chemical properties. It can absorb 330-370 nanometer ultraviolet light and has the characteristics of good compatibility, long lasting effect, good thermal stability and high absorption efficiency. Suitable for plastics and coatings, especially polyvinyl chloride, ABS resin, melamine resin, acrylic resin, unsaturated resin, and cellulose resin. The generally recommended dosage is between 0.1% and 1%.

HS Code: 2914509090

Specifications of our Benzophenone-8(UV-24):

Testing Items	Specifications
Appearance	Light yellow crystalline powder
Assay	97.0% ~ 103.0%
Freezing Point	Not less than 68.0℃
Loss on Drying	Not more than 2.0%
Colour(Gardner)	Not more than 5.0
Transmittance	At 500nm: Not less than 98%

Features & Applications:
Benzophenone-8 is suitable for many plastic products such as polyvinyl chloride, ABS resin, acrylic resin, polyurethane, melamine resin, cellulose resin, etc. Good compatibility with resin. It also has good light stabilizing effect in paint. Non-irritating to skin and eyes.

Packaging:
1kg/Aluminum foil bag, 25kg/Fibre drum or according to the specific requirements from customers.

Storage Conditions:
Preserved in unopened original containers in a cool dry place before using; kept away from direct sunlight, heat and moisture.

Shelf Life:
24 months if stored under above mentioned conditions.