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UV Absorber BP-4(UV-284)
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Benzophenone-4
Sort: Benzophenone
Product inf:
Benzophenone-4 also called sun-screening agent 3 (uv-284, BP-4), is a kind of broad spectrum ultraviolet absorbents, has the high absorption efficiency, non-toxic, the non-teratogenicity side effect, good thermostability and photostability, and so on. It can absorb both UV-A and UV-B. It is the class ¢ñof sun-screening agents approved by FDA, is widely used in sun preparations in US and Europe.
Molecular Formula: C14H12O6S
Molecular Weight: 308.31
CAS NO.:4065-45-6
Appearance: White or light yellow crystalline powder
Assay: 99.0%min
Heavy metals: 5ppm max
Color (Gardner-10% aqueous solution): 1.0 max
Loss on drying: a.5.0% max b.3.0% max
Package: 25kg net cardboard drum
Stroage: Preserve in tight, light-resistent containers
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| Company: |
wuhan hualian fine chemicals co., ltd
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| Contact: |
Ms. Jessica Niu |
| Address: |
No.389 Luoyu Road, Hongshan District,Wuhan,China |
| Postcode: |
430079 |
| Tel: |
86 27 63213060 |
| Fax: |
86 27 87497831-8807 |
| E-mail: |
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