| Place of Origin: | China |
|---|---|
| Brand Name: | LONGPU |
| Certification: | REACH,SGS,ISO9001 |
| Model Number: | OBA WS, FWA MDAC,SWN, C.I.52 |
| Minimum Order Quantity: | 50KG |
| Price: | Confirm the order date |
| Packaging Details: | 25kg |
| Delivery Time: | Within 7days |
| Payment Terms: | T/T ,L/C |
| Supply Ability: | Prompt |
| 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 |
| High Light: | fluorescent brightener,optical whitening agent |
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High whitening Optical Brightener Agent MDAC 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
