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			| 
                                    
                                    
                                         2008-6-5
                                        
                                            Type:DM-400
Characteristic:
1. Single component of grey powder;
2. Nontoxic and inodorous;...
                                            waterproof , leakage-stop | 
			| 
                                    
                                    
                                         2008-6-5
                                        
                                            Type:DM-410
Characteristic:
1. Single component of grey powder;
2. Nontoxic and inodorous;...
                                            waterproof , leakage-stop |