微米級粒度標準物質 英文名稱    Particle Size Certified Reference Materials
標準物質證書
樣本供參考     
標準物質證書英文
樣本供參考    
應用領域    工程技術及高聚物/粒度及濁度
保存條件    于（10~40）℃保存和運輸
使用注意事項    使用前要將樣品放于超聲波分散器中分散1～2分鐘。最小統計量1000個顆粒。本標準物質中含少量防腐劑，切勿入口。
特征形態(tài)    液態(tài)
基體    
主要分析方法    掃描電子顯微鏡結合圖像分析法
定值單位    中國計量科學研究院
規(guī)格    10mL
定級證書量值信息     
                            
                            

                                    
                                        
                                            
                                                標準值
                                                不確定度(K=2)
                                                單位
                                                CAS
                                                備注
                                        

                                    
                                    

                                        
                                            數量平均粒徑
                                                2.009
                                                0.014
                                                µm
                                                
                                                
                                        


                                    
                                    

                                        
                                            中值粒徑
                                                2.008
                                                0.014
                                                µm
                                                
                                                
                                        


                                    
                                    

                                        
                                            體積平均粒徑
                                                2.012
                                                0.012
                                                µm