Benzophenone-3

■ Chemical Description
--2-Hydroxy-4-methoxybenzophenone, Ultraviolet absorbent UV-9 
■ CAS No. 131-57-7
■ Molecular and Structural Formula C₁₄H₁₂O₃

■ Characteristics
--White or light green crystal powder;
■ Specification

No	Tests	Specification
1	Melting point oC	62.0-65.0
2	Loss on drying %	≤ 0.2
3	Content %	≥ 99.0
4	Heavy metal ppm	≤ 5
5	Ignition residue %	<0.1
6	Mucedine	<100CFU
7	Total number of bacterium	<300CFU, no checking salmonella and colibacillus
8	Specific absorptivity(288nm)	≥ 630

■ Application
--Used as ultraviolet absorbent to be used in sunscreen cream, cream, honey, lotion, oil, sunscreen cosmetics
--Protection function for PVC and unsaturated polyester
■ Packaging and Storage
--Packed in 25 kg fiber drum;
--Stored in dry place at room temperature;

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