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Chemical formula :C21H26O3
Appearance:Light yellow needle crystal powder
CAS logon number :1843-05-6
Packing: 25 kg/ bag with inner plastic bag.
Light yellow needle crystal powder.. Soluble in benzene, n-hexane, acetone, slightly soluble in ethanol, slightly soluble in dichloroethane.
1. UV absorber UV - 531. It has the greatest protection effect to polymer, and help to reduce the colour and lustre, delay the yellowing and block physical performance loss at the same time.
2. It is widely used in PE, PVC, PP, PS, PC, organic glass, polypropylene fiber and ethylene vinyl acetate, etc.
3. Mainly used as polyethylene, polypropylene, polyvinyl chloride (PVC), polyurethane rubber synthetic materials such as light stabilizer dosage of 0.1% 0.5%.
Caution of storage：
Avoid the sun, high light, humidity, avoid sulfur or halogen elements of the light stabilizer. It is necessary to store and store under tight and dry conditions.
Dangerous mark: Xi, N
Hazard type code: R36/37/38-50/53
Safety instructions: S26-36-61-60
UN 3077 9/PG 3