Benzophenone-3/UV absorber UV-9 with Cas 131-57-7
Benzophenone-3 Quick Details
- Chemical Name:Benzophenone-3
- CAS No.:131-57-7
- EINECS:205-031-5
- Molecular Formula:C14H12O3
- Molecular weight:228.24
- Appearance:Pale greenish yellow crystals powder
- Synonyms:UV absorber UV-9
Benzophenone-3 Description
What is Benzophenone-3?
UV absorber UV-9 is a light yellow or white crystalline powder, also known as sunscreen No. 2, BP-3，Benzophenone-3, it is Suitable for various plastics such as polyvinyl chloride, polyvinylidene chloride, polymethyl methacrylate, unsaturated polyester, ABS resin, and cellulose resin. The maximum absorption wavelength range is 280-340 nanometers, and the general dosage is 0.1-1.5%. It has good thermal stability and does not decompose at 200 ℃. This product hardly absorbs visible light, so it is suitable for light colored transparent products. This product can also be used for paint and synthetic rubber.
UV absorber UV-9 is a broad-spectrum UV absorber, which has the advantages of high absorption rate, non-toxic, no teratogenic effect, good light and heat stability, etc. UV absorber UV-9 can absorb UV-A and UV-B at the same time, and is a Class I sunscreen approved by the U.S. FDA. It is widely used in sunscreen cosmetics such as sunscreen creams, creams, honey, lotion, and oils, and can also be used as an anti discoloration agent for products that change color due to photosensitivity. In addition, UV-9 is generally used in many fields such as PVC and unsaturated polyester because of its good compatibility with many plastics and resins.
Autech industry is a professional and reliable manufacturer of Benzophenone-3/UV absorber UV-9 with Cas 131-57-7 with higher purity and lower price. If you interest our Benzophenone-3/UV absorber UV-9 with Cas 131-57-7 , PLS feel free to contact us for free sample!
Benzophenone-3 Typical Properties
| Item | Specification | Results |
| Appearance | Pale greenish yellow crystals powder | Conforms |
| Odour | Similar in character and intensity to standard ,very slight odour | Conforms |
| Identification | A. Infrared absorption(197k)
B. The retention time corresponds to the standard |
Conforms |
| Assay | 97%~103.0% | 99.87% |
| Melting Point | ≥62℃ | 62.5℃ |
| Loss on drying | ≤0.2% | 0.11% |
| Impurity | Total impurities: ≤1.0%
Benzophenone-1: ≤0.2% Single largest unspecified impurities: ≤0.1% |
0.032%
0.02% 0.0032% |
| Residual solvents | Ethanol≤5000ppm | Conforms |
| Specific extinction
(1%,1cm) |
E288≥630
E325≥410 |
646
423 |
| Gardner color | ≤4.0 | 1.6 |
| Conclusion | The results conforms with USP standards | |
Get Free Quote of Benzophenone-3/UV absorber UV-9 with Cas 131-57-7
Get Free Quote of Benzophenone-3/UV absorber UV-9 with Cas 131-57-7
Benzophenone-3 Applications
- Benzophenone-3 is a broad-spectrum UV absorber, which is widely used in sunscreen cosmetics, such as sunscreen cream, cream, honey, lotion, oil, etc. It can also be used as an anti tarnish agent for products that change color due to photosensitivity.
- Benzophenone-3 can be Used in plastics, synthetic fibers, paints, and petroleum products, especially suitable for light colored transparent products.
- It can be used for paints and various plastic products, and is particularly effective for polyvinyl chloride, polyester, acrylic acid, resin, polystyrene, and light colored transparent furniture. It is also a good cosmetic additive.
Recommended
Dosage:0.1-1.5%
Benzophenone-3 Package&Storage
- Package: 25kg/drum;20kg/drum
- Storage: Store in a cool place and keep it sealed to avoid direct sunlight.
FAQ
Q: Are you factory/manufacturer of Benzophenone-3?
A: yes, we are china factory of Benzophenone-3 ,Autech industry has been committed to the production and export of Benzophenone-3 with high quality to United States, Japan, Europe, South Africa, Taiwan, etc…
Q: Does the free sample avaiable?
A:Yes,we can provide free samples for you before you buy commercial quantity.
Q: What’s the advantages of Benzophenone-3?
A:It has the advantages of high absorption rate, non toxicity, no teratogenic effect, and good stability to light and heat
Q: What are the packaging options available?
A: We offer packaging according your request, our regular package is 20kg/carton or 25kg/carton.
Hot tags
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