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Product Name
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UV Absorber 531
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Product Code
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UV-531; BP-12
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CAS No.
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1843-05-6
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Chemical Name
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Octabenzone; 2-Hydroxy-4-n-octoxybenzophenone
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Formula
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C21H26O3
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Molecular Weight
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326.43
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Specification
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Appearance：Pale yellow crystalline powder
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Melting Point：47-49℃
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Loss on drying：0.5%Max
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Ash：0.1%Max
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Assay (GC)：99.0% Min.
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Packing
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20kg/Carton or 20kg/Drum
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Application
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UV-531 is high performance UVA which can absorb 270-340nm ultra-violet light.
It features light colors, non-toxicity, good compatibility, good process ability and low migration.
It is suitable for PE, PP, PS, AS resin, ABS resin, PC, PVC, polyvinylidene chloride, polyester and PA.
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