【Property】Yellowish crystalline powder,freely soluble in most organic solvents,not soluble in water. 【Specification】Content ≥99% Melting point 62～65℃ Loss on drying(55±2℃) ≤0.3% Content of Ash ≤0.1% Light Transmittance (290-400nm)≥93% 【Characteristics and Uses】: This product is a high-effcient UV radiation absorbing agent, capable of effectively absorbing UV radiation of 290-400nm wavelength, but it almost does not absorb visible light, particularly applicable to light-colored transparent products. It is well stable to light and heat, not decomposable below 200℃, applicable to paint and various plastic products, particular effective to polyvinyl chloirde, polystyrene, polyurethane, acrylic resin, light-colored transparent furniture, as well as to cosmetics, with the dosage of 0.1-0.5%. 【Package】: packed in cardboard drums lined with plastic bags with the net capacity of 25kg per bag. 【Precaution】: No toxicity; kept away from moisture and fire in transportation; stored and transported as common chemicals , with good stability.

CAS NO:1843-05-6

EC NO:217-421-2

Molecular Formula:C₂₁H₂₆O₃

Molecular Weight:326.4293

Synonyms:;Octabenzone;2-Hydroxy-4-Octyloxy Benzophenone;BP-12;UV-531;2-Hydroxy-4-n-octoxy Benzophenone;UV Abosorber 531;Ultraviolet absorbent UV-531;UV 531;Benzophenone-12;Ultraviolet light absorber UV-531;UV-12;FENTASORB 531;2-hydroxy-4-octoxybenzophenone;2-Hydroxy-4-(Octyloxyl)-Benzophenone;UV Absorber 531;

Molecular Structure:

CAS NO:4065-45-6

EC NO:223-772-2

Molecular Formula:C₁₄H₁₁O₆S

Molecular Weight:307.2991

Synonyms:;2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid  Hydrate;BP-4;2-Hydroxy-4-Methoxy Benzophenone-5-Sulfonic acid;UV-284;Sulisobenzone;2-Hydroxy-4-Methoxybenzophenone-5-Sulfonic Acid;Benzophenone-4;2-Hydroxy-4-Methoxy-5-Sulfo-Benzophenone;

Molecular Structure: