Good price UV Absorber UV BP 4 CAS 4065-45-6
BP-4 protects polymers from UV radiation, and can protect the appearance and physical properties of outdoor aging parts, films, panels, and fibers.
Keep container tightly closed. Avoid ingestion and inhalation.
25KG carton or as customers’ requirements
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ITEM
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INDEX
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Appearance
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Light yellow crystalline powder
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Assasy, %
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≥ 99
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Volatile, %
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≤ 3.00
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Heavy Metals
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≤ 5.0
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Melting Point(℃)
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140.00℃
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Gardner Color
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≤ 2.0
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PH value
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1.20 ~ 2.20
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Specific Extinction
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E285nm：460.00-490.00；E325nm：285.00-315.00
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* In addition：The company could research and develop the new products according to the special demand of our clients．
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