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                  | Shanghai Domen International Co., Ltd.
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                  | ADDRESS:Rm1907, Bldg A, No.1088 Xinjinqiao Rd, Pudong,
 Shanghai, China.
 PC:201206
 Tel: +86-21-61066956/57/58,
 +86-21-61043548
 Fax: +86-21-61043546
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                  | E-mail: sales@domen.com.cn URL: http://www.domen.com.cn
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            | PRODUCTS 
                
                  | Characteristics: | Shape: pellets or lumps; Color: milky white, transparent or translucent;Pore volume: 0.6-0.85ml/g ; Average pore diameter:4.5-7.0nm ; specific surface area:450-650m 2 /g. Structure lying between macro-pored and fine-pored silica gels. |  
                  | Use: | Mainly used as liquid adsorbents, drier and perfume carriers, also may be used as catalyst carriers, silica sands, etc. |  
                  | Sizes: | 0.5-1.5mm, 2-5mm, 3-5.5mm, 4-8mm. |  
                  | Packing: | 15kg per compound bag or 300kg per container bag. |  
                  | Note: | The moisture content, packing and size may be customized per your specific requirements. |                    Technical Data: 
              
                   
                
                  | Item | Specifications | Typical values(2-5mm) |  
                  | Superior class | First calss |  
                  | Adsorption capacity % | RH=20% ≥ | 4.0 | 3.0 | 6.2 |  
                  | RH=50% ≥ | 11.0 | 10.0 | 16.2 |  
                  | RH=90% ≥ | 70.0 | 50.0 | 73.9 |  
                  | Loss on heating, % ≤ | 2.0 | 2.0 | 1.0 |  
                  | Specifiv resistance Ω.cm ≥ | 5000 | 3000 | 12500 |  
                  | PH value | 5.5-7.5 | 4-8 | 6.7 |  
                  | Bulk density, g/L | 500-600 | 500-600 | 518 |    |  |  |