Benzophenone-4

■ Chemical Description
-- 2-benzoyl-5-methoxy-1-phenol-4-sulfonic acid, Benzophenone-4 
■ CAS No. 4065-45-6
■ Molecular and Structural Formula C₁₄H₁₁O₆S

■ Characteristics
-- Light yellow powder;
-- Non-toxic, non-inflammable, non-explosive;
■ Specification

No	Tests	Specification
1	Content %	≥99.0
2	Melting Point oC	110-120
3	Drying Loss %	≤3
4	PH	1.2-1.8(1% aqueous solution)
5	Absorbance	285nm z≥416
		325nm z≥256

■ Application
--Used as UV light absorber in the cosmetics industry. The dosage is 0.2-1.5%;
■ Packaging and Storage
--Packed in 20 kg fiber drum;
--Stored in dry place at room temperature;

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