Fluorescent Brightener Swn (CI 140)

• CAS No.: 91-44-1
• Formula: C14h17no2
• Color: White
• Kind: Optical Brightening Agent
• Appearance: Powder
• Transport Package: 25kg/Drum
• Model NO.: SWN
• Specification: 98%
• Trademark: DEBORN
• Origin: China
• HS Code: 320420

Product Description

Chemical Name     7-diethylamino-4-methylcoumarin
Molecular Formula      C14H17NO2
Molecular Weight 231.3
Structure      

CAS Number       91-44-1
 
Specification  Appearance:    White crystal powder
               Assay:     99% min (HPLC)
               Melting Point: 72-74°C
               Volatiles Content    0.5% max
               Ash content:   0.15%max
               Solubility:      Dissolve in acid water, ethanol and other organic solvent
             
Packing  25 kg / Fiber drum
 
Applications  It is used in brightening acetate fiber, polyester fiber, polyamide fiber, acetic acid fiber and wool. It also can be used in cotton, plastic and chromatically press paint, and added into resin to whiten the fiber cellulose.