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Product Details
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Optical brightener OB-1 (19/04/2012 22:42:24)
(HanPhatPolymer)- Optical brightener OB-1
Certificate of analysis
Product Name Optical brightener OB-1 Manufacture Date Apr, 27, 2011
Batch Number SB-20110427 Analysis Date May. 03, 2011
CAS Number 1533-45-5 Certificate Date May. 05, 2011
Items Standard Value Test Result
Appearance Greenish crystal powder Greenish crystal powder
Melting Point 357-361℃ 359℃
Purity >=98.5% 98.9%
Color Shade blue blue
Fineness >=300 mesh 320 mesh
Water-fast Content ≦0.5% 0.24%
Packing description: Packaged in corrugated case, inside lining plastic bag.
Storage: Store in cool & dry place.
Based on :
• Bisbenzoxazole type organic derivative
• Poly-olefin polymer
Attributes :
• Reduces yellowing
• Improves whiteness
• Enhances brightness of the product
• Absorbs ultra-violet radiation
• Re-e
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Optical brightener OB-1
Certificate of analysis
Product Name Optical brightener OB-1 Manufacture Date Apr, 27, 2011
Batch Number SB-20110427 Analysis Date May. 03, 2011
CAS Number 1533-45-5 Certificate Date May. 05, 2011
Items Standard Value Test Result
Appearance Greenish crystal powder Greenish crystal powder
Melting Point 357-361℃ 359℃
Purity >=98.5% 98.9%
Color Shade blue blue
Fineness >=300 mesh 320 mesh
Water-fast Content ≦0.5% 0.24%
Packing description: Packaged in corrugated case, inside lining plastic bag.
Storage: Store in cool & dry place.
Based on :
• Bisbenzoxazole type organic derivative
• Poly-olefin polymer
Attributes :
• Reduces yellowing
• Improves whiteness
• Enhances brightness of the product
• Absorbs ultra-violet radiation
• Re-e
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