Ultraviolet Absorbent UV-326 - Product

Place of Origin : Shanghai,China

Product Description

Appearance: light yellow small crystal
Content: ≥ 99%
Melting point: 138°C
Loss on drying: ≤ 0.5%
Ash: ≤ 0.1%
Light transmittance:
Wave length nm Light transmittance %
460 ≥ 96
500 ≥ 97

Physical Specification

Other Specification : Chemical Name: 2-(2'-hydroxide-3'- Tertiary Butyl5'-methylphenyl)-5 -chloro-2H-benzotriazole Molecular Formula: C17H18N3OCL Molecular Weight: 315.5 CAS NO.: 3896-11-5 Chemical Structural Formula: Sale Code: PS-6 Appearance: Light Yellow Small Crystal Content: ≥ 99% Melting Point: 138°C Loss On Drying: ≤ 0.5% Ash: ≤ 0.1% Light Transmittance: Wave Length Nm Light Transmittance % 460 ≥ 96 500 ≥ 97 Toxicity: Low Toxicity,rattus Norvegicus Oral LD50 >5g/Kg Weight. Use:This Product Is Suitable In Polyolefine, Polyvinyl Chloride, Organic Glass And Others. Max Absorption Wave Length Range Is 270-380nm. General Dosage:. 1. Unsaturated Polyester : 0.2-0.5wt% Based On Polymer Weight 2.PVC: Rigid PVC : 0.2-0.5wt% Based On Polymer Weight Plasticized PVC : 0.1-0.3wt% Based On Polymer Weight 3.Polyurethane : 0.2-1.0wt% Based On Polymer Weight 4.Polyamide : 0.2-0.5wt% Based On Polymer Weight

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