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 Fluorescent whitening agent OB-1
CAS:56-81-5
Chemical name:4,4′-Bis(benzoxazol-2-yl)stilbene
Structural formula :
Molecular formula:C28H18N2O2
Molecular weight:414
Properties: yellow crystalline powder ，Fluorescentcolor is blue bright white light，Melting point353°C.Max adsorption wave length 374nm,emission wavelength is 434nm.
Technical index:
Appearance: |
yellow crystalline powder |
Color light |
blue bright white light(similar to standard) |
Melting point: |
351-353°C |
Solid: |
≥99.5% |
Fineness: |
pass 100mesh |
Uses: .used in the brightening of polyester, T/Cm or plastic products.
Packing:10KG carton or following your demand |
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