Chemical name:

• FLUORESCENT BRIGHTENER OBA 199

Molecular formula:

• C24H16N2

Structural formula:

Molecular weight:

• 332

CAS No.:

• 13001-39-3

EC No.:235-835-1

Specifications:

        Appearance: Green yellow crystal powder

• Melting point: 229-231°C
• Assay: 99%

Applications:

• Optical brightener is Mainly be used in whitening of polyester fiber and as the raw material of paste form brightening agent in textile dyeing.

Packing:

• 25kgs net/fiber drum