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Good price UV Absorber UV 328 cas 25973-55-1

Short Description:

Chemical Name : UV Absorber UV 328

Synonyms : 2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol

CAS:  25973-55-1

Molecular formula: C22H29N3O


Product Detail

Product Tags

Applications

Can be used in high performance plastics and other organic stabilizer. Recommended for styrene and styrene copolymer, acrylic polymer, unsaturated polyester, polyvinyl chloride, polyolefin, polyurethane. 328 has an excellent UV absorption, low initial color, good compatibility for a variety of material, and also with a good solubility and low volatile for the plasticizer and monomer.

Packing

Keep container tightly closed. Avoid ingestion and inhalation.

20KG carton box or 25kg carton drum, or as customers’ requirements

Specification

ITEM
INDEX
Appearance
White powder
Assasy, %
≥ 99
Melting Point(℃)
79.00-87.00℃
Volatile(%):
≤0.50
Volatile(%):
≤0.10
Transmittance(%): 460nm
≥ 97.50
Transmittance(%): 500nm
≥ 98.00
* In addition:The company could research and develop the new products according to the special demand of our clients.

 


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