Light Stabilizer 531

Specs:Yellowish crystalline powder

Property : ①Yellowish crystals;
②Yellowish fine powder
Freely soluble in benzene, n-hexane, acetone, slightly soluble in ethanol, very slightly soluble in ethane dichloride.

Specification
Content：≥99 %
Melting Point: 47~49 °C
Ash: ≤0.1 %
Light Transmittance: (450nm)≥90%
(500nm)≥95%