Ultra-Violet Absorber UV-326

Post Date:
Sep 04,2013
Expiry Date:
Sep 04,2014
Detailed Description:
Cas No. :3896-11-5 Quantity: 100000Metric Tons
Specs:99% min
Payment Method: by TT in advance, or by LC...
I. Chemical name
2-(2'-Hydroxy-3'-tert-butyl-5'-methylphenyl)-5-chloro benzotriazole
II. Introduction
UV-326 is a benzotriazole type UV absorber. It offers superior light protection of polyolefin substracts against the deterioration of UV radiation, It is also efficient for the light stabilization of polyvinyl chloride, unsaturated polyurethane, styrenic polymers, coatings and lacquers.
III\Molecular Formula: C17H18N3OCL
IV\ Molecular Weight: 315.5
V\ CAS NO: 3896-11-5
VII. The sale code name: PS-326
VIII\ Physical properties
Appearance: Slightly yellow powder
Assay: ≥ 99%
Melting point: 137-141 cerius degree
Loss on drying: ≤ 0.5%
Ash: ≤ 0.1%
Transmittance: 460nm≥ 95% 500nm≥ 96%
IX\ Storage and transportation:
The chemical stability is good. It can be stored and transported according to the general chemical matter regulation.
X\Packae: Net 25kg bags with inner plastic bag.
CAS Registry Number:
3896-11-5
Synonyms:
;UV-326;2-(5-Chloro-2H-benzotriazol-2-yl)-6-tert-butyl-p-cresol(OH=1);Ultraviolet absorbent UV-326;UV 326;Bumetrizole;2-(2'-Hydroxy-3'-t-butyl-5'-methylphenyl)-5-chlorobenzotriazole;
Molecular Formula:
C₁₇H₁₈ClN₃O
Molecular Weight:
315.7973
Molecular Structure:
Hazard Symbols:
Xi:Irritant;
Risk Codes:
R36/37/38:;
Safety Description:
S26:;
S36:;

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