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Benzophenone (BP)

Structural Formula:


CAS No.: 119-61-9

Specification:
Appearance: White to light yellow crystals or flake
Assay (GC): 99.5%Min
Melting Point: 47 to 49℃
Volatiles: 0.1%Max
Color Apha: 60Max

Application:
Benzophenone is used to prevent ultraviolet light from damaging scents and colors in products such as perfumes and soaps. This allows the manufacturer to package the product in clear glass or plastic. Without it, opaque or dark packaging would be used.
It can also be added to the plastic packaging as a UV blocker and sometimes used as a flavoring agent in personal care products.
Note –Variants:
There are many variants of benzophenone in use. You may see numbers after the name, as a shorthand indication of which variant is in use. The variations change features like the solubility, or how well it bonds with plastics use in packaging. For example, benzophenone-2 is used in alcohol-based products, while benzophenone-5 is used in water-based products. Benzophenone-6 is used in nail polish, and benzophenone-9 is used in bath products and skin care products.



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