| XCA-001Q | 
                                
                                                                            Human alpha-fetoprotein antigen (AFP) from cord serum, Native, 40%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-002Q | 
                                
                                                                            Human alpha-fetoprotein antigen (AFP) from cord serum, Native, 95%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-003Q | 
                                
                                                                            Human alpha-fetoprotein antigen (AFP) from cord serum, Native, 99%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-004Q | 
                                
                                                                            Mammalian alpha-fetoprotein antigen (AFP), Recombinant, 95%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-010Q | 
                                
                                                                            Human carbohydrate antigen 50 (CA-50) from cell culture, 1 KU/mL
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-038Q | 
                                
                                                                            Human carbohydrate antigen 242 (CA 242) from colo-205 cell line, Control grade
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-039Q | 
                                
                                                                            Human carbohydrate antigen 242 (CA 242) from metastatic liver
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-040Q | 
                                
                                                                            Human carbohydrate antigen 242 (CA 242) from tissue culture, Control grade
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-041Q | 
                                
                                                                            Human carbohydrate antigen 242 (CA 242) from adenocarcinoma, 20 KU/mL
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-042Q | 
                                
                                                                            Human carbohydrate antigen 50 (CA 50) from colorectal adenocarcinoma cell line, Control grade
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-043Q | 
                                
                                                                            Human carbohydrate antigen 50 (CA 50) from cell culture, Calibrator grade, 50 KU/mL
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-044Q | 
                                
                                                                            Human carbohydrate antigen 50 (CA 50) from cell culture, Control grade, 10 KU/mL
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-048Q | 
                                
                                                                            Human carcinoembryonic antigen (CEA), Recombinant, 95%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-049Q | 
                                
                                                                            Human carcinoembryonic antigen (CEA) from liver carcinoma, Native, 95%, 4.7 mg/mL
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-050Q | 
                                
                                                                            Human carcinoembryonic antigen (CEA) from colon carcinoma cell line, Recombinant, 96%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-051Q | 
                                
                                                                            Human prostate specific antigen (PSA) from seminal fluid, Purified by salt precipitation
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-052Q | 
                                
                                                                            Human prostate specific antigen (PSA) from seminal fluid, Native, 96%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-053Q | 
                                
                                                                            Human prostate specific antigen (PSA) from healthy donorsseminal fluid, Native, 40%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-054Q | 
                                
                                                                            Human PSA-ACT from seminal fluid and serum, Native, 96%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-055Q | 
                                
                                                                            Human PSA-ACT from seminal fluid and serum, Native, 70%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-056Q | 
                                
                                                                            Human carcinoembryonic antigen (CEA) from cell culture, Calibrator grade, 2.79 mg/mL
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-057Q | 
                                
                                                                            Human carcinoembryonic antigen (CEA) from metastatic liver of colon adenocarcinoma, Native, 95%
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-058Q | 
                                
                                                                            Human carcinoembryonic antigen (CEA) from human fluids, Native, 98%, 1.35 mg/mL
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-059Q | 
                                
                                                                            Human carcinoembryonic antigen (CEA) from liver carcinoma, 6.4 mg/mL
                                                                     | 
                                 | 
                            
                                                    
                                | XCA-061Q | 
                                
                                                                            Human carbohydrate antigen 242 (CA 242) from gastrointestinal cancer, Calibrator grade
                                                                     | 
                                 |