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2-(2'-Hydroxy-5'-methyl-phenyl)benzotriazole;
Author :dengxueli Date:2015-8-11 14:27:13
 
 

Chemical name: 2-(2'-Hydroxy-5'-methyl-phenyl)benzotriazole
Molecular formula: C13H11N3O
Molecular weight: 225.3
Sales code: PS-P
Appearance: White to pale yellow crystalline powder
Content: ≥99%
Melting point: 128-130℃
The loss on drying of : ≤0.5%
Ash content: ≤0.1%
The transmittance of 440nm≥97%
The transmittance of 500nm≥98%
Toxicity: lower toxicity,
USES: as ultraviolet absorbent, this product is mainly suitable for polyester, epoxy cellulose acetate ,polyvinylchloride, polystyrene, PMMA, polypropylene and so on. the maximum absorption wavelength range of 270-380nm
General dosage: thin product0.1-0.5% thick product0.05-0.2%
Solubility: 25 ℃unit  g/100ml solvent

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