disodium 2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone Cas:76656-36-5

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disodium 2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone cas 76656-36-5 manufacturer supply

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

Category: Other

• Description

Description

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

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