CAS:4065-45-6
Formula:Ultraviolet Absorber
Quantity:99% china
| Chemical name: |
2-Hydroxy-4-methoxy benzophenone-5-sulphonic Acid |
| Commodity Name: |
benzophenone-4;BP-4;UV-284 |
| Molecular Formula: |
C14H12O6S |
| Structural Formula: |
 |
| Specifications: |
| Appearance: |
Off-white or Practically White Powder or Crystal |
| Purity: |
99% min |
| Melting Point: |
107  min |
| Loss On Drying: |
5.0%max |
| Heavy Metals(ppm): |
20max |
| Specific Extinction: |
at 285nm.460min
at 325nm.290min | | | 
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