Optical Brightener Ob-1 CAS No: 1533-45-5

• Color: Bright Yellow Green
• Appearance: Powder
• Transport Package: 25kg Fibre Drum
• Specification: 98.5%
• Trademark: kingvolt
• Origin: Heze Shandong
• Model NO.: 1533-45-5

Product Description

Optical Brightener OB-1
 

Product Name	Optical Brightener OB-1	Molecular Structure
Other Name	Fluorescent Brightener OB-1; 4,4'-Bis(2-Benzoxazolyl)Stilbene
CAS No	1533-45-5
Molecular Formula	C28H18O2N2
Check-Point			Specification
Appearance			bright yellow green crystalline powder
Purity			≥98.5%
Melting Point			355-360ºC
Loss On Drying			≤0.5%

Packing:25kg fibre drum
Product Usage: In whitening polyester fiber, in whitening and brightening polyester, cotton and other fiber blended fabrics.