Project Description
Optical Brightener OB-1 -Professional supplier
Buy Optical Brightener OB-1 CAS:1533-45-5 from China, leading Optical Brightener OB-1 supplier, factory& manufacturer.
If you want to buy Optical Brightener OB-1 please feel free to contact info@sancaiindustry.com
Specification of Optical Brightener OB-1
| Item | Specification |
| Appearance | bright yellow cystal powder |
| Melting point | 353—360C |
| Assay | ≥99.0% |
| Ash | ≤0.5% |
| Loss on drying | ≤0.3% |
| Minimum ultraviolet absorption wavelength | 374nm |
| Maximum ultraviolet absorption wavelength | 434nm |
More About Optical Brightener OB-1
CAS: 1533-45-5
Standard: Technical Grade
Content: 99% Min.
Capacity:50MT/month
Loading port: Shanghai,Tianjin, Qingdao
Synonyms: Optical Brightener OB-1; Fluorescent Brightener 393 ; FBA 393; Optical Brightening Agent OB-1 C. I. 393
MF：C28H18N2O2
MW: 414.45
Use Of Optical Brightener OB-1
1.for the whitening of polyester fiber, nylon fiber and polypropylene fiber.
2.for the whitening of polypropylene plastics, hard PVC, ABS, EVA, polystyrene and Makrolon.
3.to be used in polyester and nylon.
The dosage should be 0.01-0.05% on weight of plastic or polyester granules.
Mix the materials thoroughly before shipping of the plastic prodects or draw
in-spinning of polyester fibers
Package Of Optical Brightener OB-1
25kg/drum, or according to the customers’demand
Storage: Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down
