Omnistab UV 329

· Chemical Name:2-(2'-hydroxy-5'-tert-octylphenyl)-1H-benzotriazole

· CAS：3147-75-9

· Molecular formula:C20H25N3O

· Molecular weight:323.43

TDS Download： MSDS Download：

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Structural formula:

Applications

UV 329 is widely used in polymers and other organic substances, including polycarbonate, rigid PVC, flexible pvc. It has good light transmittance in visible light range, so it is widely used in various optical materials and can be added to the polymer materials contacting with food.

Specifications

Item	Specification
Appearance	Light yellow powder
Assay	99.00% min
Melting point	79.00-87.00℃
Volatile	0.50% max
Ash	0.10% max
Transmittance	460nm: 96.00% min
	500nm: 97.00% min

Storage and transportation

Keep container tightly closed. Avoid ingestion and inhalation.
25KG Carton or as customer's requirements.

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Omnistab UV 329

Omnistab UV 329

*Charge: $100 for each product

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