UV Absorber Bp-2 2, 2′, 4, 4′-Tetrahydroxy Benzophenone Benzophenone-2

• CAS No.: 131-55-5
• Formula: C13h10o5
• EINECS: 205-028-09
• Model NO.: BP-2
• Grade: UV Absorber
• Function: UV Aborber
• Certification: MSDS
• Usage: Cosmetic Raw Materials, Detergent Raw Materials, Painting
• Raw Material: Benzophenone
• Transport Machine: Truck
• Transport Package: Drum
• Specification: 99%
• Trademark: HOPE
• Origin: China
• HS Code: 2914700090

Product Description

Chemical name: 2,2,4,4- Tetrahydroxy Benzophenone
CAS NO:131-55-5
EINECS No: 205-028-09
HS CODE:2914509090
Packing:25kg/fiber drum 
Purity: 99.0%mim
Concentration:0.1%--2.0%
Application: Because of its wide absorption range,BP-2 is particularly suitable for use as a UV-A filter forproduct protection,particularly to protect colorants against fading.It is also frequently used toimprove the stability of perfumes to oxidation.
Storage:Must be stored in closed containers in dry cool conditions. The shelf life of BP-2 is

four years in original, unopened containers.

Appearance:Pale greenish yellow crystalline powder
Item	Specification	Results of inspection
Solubility	Clear solution, free from insoluble	Conform
Assay	99%min	99.6%
Loss on drying	0.5%max	0.15
Melting point	195.0-203.0ºC	198.0-198.9ºC
Turbidity	12NTU min	2.2
Specific extinction E345(1%,1cm0	580min	611
Gardner color	3.0max	2.4