Chemical Name:Disodium 2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone
CAS No.: 76656-36-5
Molecular Formula: C15H12Na2O11S2
Molecular Weight: 478.36
Appearance:Light yellow crystal powder
Chemical Name:Disodium 2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone
CAS No.: 76656-36-5
Molecular Formula: C15H12Na2O11S2
Molecular Weight: 478.36
Appearance:Light yellow crystal powder
Disodium2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone Details
Chemical Name:Disodium 2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone
CAS No.: 76656-36-5
Molecular Formula: C15H12Na2O11S2
Molecular Weight: 478.36
MolecularStructure:
Appearance:Light yellow crystal powder
Disodium 2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone Properties
Item | Specifications | Results |
Appearance | Light yellow crystal powder | Conform |
Melting point | 62.0-65.0℃ | 63℃ |
Purity | ≥99.0% | 99.5% |
UVabsorption coefficient (1%, 1cm)E288 | ≥630 | 640 |
UVabsorption coefficient (1%, 1cm)E325 | ≥410 | 500 |
Loss on drying | ≤0.2% | 0.1% |
Gardner color | ≤4.0 | 1.5% |
Residue on ignition | ≤ 0.1 % | 0.02% |
Heavy metal | ≤5 ppm | 5ppm |
Disodium 2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone Usage
New high-efficiency UV absorber for the plastics and cosmetics industry
Disodium 2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone Packaging and Shipping
Packing: 25kg/drum
Disodium 2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone Storage
Storedin a sealed dark drycool place