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Aako BV
P.O. Box 205
3830 AE Leusden
The Netherlands
KvK 31009627

AakoSun BP4

CAS number:
4065-45-6
INCI:
Benzophenone-4
EINECS number:
223-772-2
Functionality
Organic UV filters
Technical datasheet
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SDS
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Product description

Formula C14H12O6; MW 308.31 g/mol

AakoSun BP4 is a water soluble ultra violet UV A and UV B absorber widely used in
sunscreen preparations
FEATURES AND BENEFITS
• Effective absorber of UV A and UV B radiation
• Category 1 sunscreen in USA
• When combined with an oil soluble UV absorber gives very high sun protection
• Water soluble
• Not compatible in water/oil emulsions
• Can stabilise the viscosity of gels based on polyacrylic acid under UV radiation

Analytical data

Appearance White or light yellow crystalline powder
Assay 99.0% min.
Heavy metals 5ppm max.
Colour (Gardner-10% aqueous solution) 1.0 max.
Loss on drying a.5.0% max  b. 3.0% max
PH value 1.2-2.2
 UV Absorbance Max @285nm 460 min.
UV Absorbance Max @325nm 290 min.
Melting Point (°C) 140 min.
Turbidity in water (EBC) 1.5 max
Package 25kg net cardboard drum
Storage: Preserve in tight, light-resistent containers
Shelf Life: 2 Years

Other names: Silisobenzone, Unvinul MS 40
 

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Aako BV
P.O. Box 205
3830 AE Leusden
The Netherlands
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