Structure: 
  
  
Physicochemical properties: Soluble in methanol and chloroform, slightly soluble in toluene, almost insoluble in water.  
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 General Inspection: Project  | 
 Indicators  |  
| 
 Appearance  | 
 White or off-white crystalline solid powder  |  
| 
 Melting point  | 
 155~160°C  |  
| 
 ash  | 
 ≤0.10%  |  
| 
 Volatilization  | 
 ≤0.30%  |  
| 
 Solubility  | 
 Clear  |  
| 
 Light transmittance  | 
 425nm  | 
 ≥96.0%  |  
| 
 500nm  | 
 ≥98.0%  |  
| 
 Content  | 
 ≥98.0%  |   
Use: This product is mainly used in polyamides such as nylon 6, nylon66< FONT >, polyethylene, polypropylene, etc., can also be used in petrochemical products such as rubber. This product has good compatibility, no initial coloration, low volatility, no pollution, resistance to extraction, and safe and non-toxic. General dosage0.1%~0.5%.  
Packing and storage: Packed in cardboard drum lined with plastic bags, each net weight 25kg, can be designed according to customer requirements. Store in a dry, cool environment as normal chemicals. The recommended storage time is 12month.   |