- Min.Order :0
- Purity: 99%
- Payment Terms : L/C,D/A,D/P,T/T,Other
Keywords
Benzophenone, 2,2,4,4-tetrahydroxy- 2,2',4,4'-Tetrahydroxybenzophenone (UV-2) Eusorb UV-246
Quick Details
- Appearance:Solid
- Application:Used as pharmaceutical intermediates, photosensitive materials, cosmetic anti-ultraviolet additives, etc
- PackAge:Plastic-woven sack, net weight 25kg,50kg or 1000kg
- ProductionCapacity:||
- Storage:Sealed in dry, Room Temperature
- Transportation:by sea or by air
Superiority:
Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards.
Colorcom prides itself on superior customer and technical focus, while focusing on support, developing and manufacturing superior colorants and specialty chemicals. All of our industrial chemical manufacturing is executed to enhance the performance, appeal and processing of a broad range of products used in various industries and consumer - based applications.
The competitive advantages of Colorcom international as your business partner or supplier:
1.Established manufacturer.
2.Current ISO certified; REACH registered.
3.Track record of quality, Lot to lot consistency.
4.Zero defect, Return policy.
5.Sufficient inventory.
6.Wide product portfolio, A great choice of shades.
7.Joint product development.
8.Total innovative solutions for every industry of the specific requirements.
9.Open dialogue and communication channels.
10.Long term commitment to meet or exceed the expectations of customers.
11.Competitive pricing, Optimistic margin.
12.Providing efficient service which is second to none.
13.Constantly changing industry requirements for innovative, fully customized products and solutions.
14.Consistent color performance, adaptability, flexibility and customization.
15.26 years of chemical industry knowledge and experience.
16.Colorcom makes every effort to better serve the global customers,We create and bring the best values to you.
Details:
Common name: 2,2',4,4'-Tetrahydroxybenzophenone
CAS No.: 131-55-5
EINECS No.: 205-028-9
Appearance: Solidity
Molecular formula: C13H10O5
Brand Name: Colorcom
Shelf Life: 2 Years
Place of Origin: China
Product Specification:
|
Molecular Weight |
246.22 |
|
Boiling point |
349.21°C (rough estimate) |
|
Melting point |
198-200 °C(lit.) |
|
Density |
1.216 |
|
Purity |
≥99.0% |
|
Acidity coefficient (pKa) |
6.98±0.35(Predicted) |
|
Soluble |
DMSO (mild, ultrasonic treatment), Methanol (mild) |
|
Water solubility |
Slightly soluble in water. |
|
Color |
A needle-like crystal crystallized in H2O |
Product Description:
2,2',4,4' -tetrahydroxybenzophenone ultraviolet absorber, belongs to the benzophenone ultraviolet absorber series products, absorption wavelength range of 320-400nm, there are symmetrical benzene rings and hydroxyl groups on both sides, its thermal photochemical Chemicalbook performance is stable, Are superior to BP-1(UV-O), currently widely used in plastics, resins, coatings, synthetic rubber, photosensitive materials and cosmetics industries, in recent years, the application of fabrics by the textile industry attention, the scope is more and more wide.
Application:
Used as pharmaceutical intermediates, photosensitive materials, cosmetic anti-ultraviolet additives, etc
Package: 25kg/Barrel, 100kg
Storage: Sealed in dry, Room Temperature
Executive Standards: International Standard.
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