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			| Product name | Ultrafine Copper Oxide |  
			| Pictures |  |  
			| Product property | It is black or brown-black powder, slightly hygroscopic. Density is 6.3-6.9g/cm3, melting point is 1326℃, insoluble in water and ethanol, soluble in acid, ammonium chloride and potassium cyanide solution, slowly dissolved in ammonia solution. |  
			| Uses | Ultrafine copper oxide is mainly used in the preparation of magnetic materials. |  
			| Index | 
				
					
						| Index Item | Index |  
						| Copper oxide content (%), ≥ | 99 |  
						| Fineness | D90≤5um |  |  |