Chemical name:

• FLUORESCENT BRIGHTENER OB-I(C.I.393)

Structural formula:

CAS No.:

• 1533-45-5

Molecular weight:

• 414.4

Specifications:

• Appearance: Yellowish green powder
• Melting point:359-361°C
• Ash: 0.1%max.
• Volatile Content: 0.5%max
• Particle Size: 500meshes
• Assay: 98%

Application:

• An optical brightener for plastics (PP, ABS, EVA, PS and PC) and Fiber(polyester fiber and PP fiber).

Packing:

• 25kgs/fiber drum