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Product Details:
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| CAS NO: | 91-44-1 | Color Shade: | Blue |
|---|---|---|---|
| Appearance: | White Powder | Application: | Best Whitening For The Wool ,silk |
| Chemcial Name: | 7-diethylamino-4-methylcoumarin | Transportationg: | BY Sea Or By Air |
| Purity: | 99% | ||
| High Light: | CAS 91-44-1,99% Purity Fluorescent Whitening Agent,Circuit Board Fluorescent Whitening Agent |
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Hight whitening Optical Brightener Agent SWN for the wool ,silk . CAS NO 91-44-1
Chemical name: Optical Brightener Agent SWN
Structural formula:
Molecular formula: C14H17NO2
CAS NO.: 91-44-1
C.I.140
Molecular weight: 231.3
the same name: Uvitex SWR SWN
Chemical Structure:
Specifications:
| Appearance | white crystal powder |
| Solubility | dissolve in ethanol and other organic solvent |
| Melting Point | 72 -74°C |
| Assay | 99% min (HPLC) |
| Volatile Content | 0.3%max |
| Ash Content | 0.15%max |
Application:
It is used in brightening acetate fibre, polyester fibre, polyamide fibre, acetic acid fibre and wool.
Packing: 25kg/drum
Contact Person: Mr.Wang
Tel: +8618516375790
