| Type | 
                                                                                                Certified Reference Material | 
                                                                                            
                                                                                            
                                                                                                | Concentration or Composition Notes | 
                                                                                                Up to 68 elements are scanned with found values for ICP and ICP-MS standards. The found value of the trace metallic impurities is reported on the Certificate of Analysis. | 
                                                                                            
                                                                                            
                                                                                                | Name Note | 
                                                                                                Drinking Water Pollutant Standard | 
                                                                                            
                                                                                            
                                                                                                | Concentration or Composition (by Analyte or Components) | 
                                                                                                Various | 
                                                                                            
                                                                                            
                                                                                                | For Use With (Equipment) | 
                                                                                                AA, ICP, ICP/MS, IC, XRF, and Other Analytical Instrumentation | 
                                                                                            
                                                                                            
                                                                                                | Health Hazard 1 | 
                                                                                                Causes skin irritation, serious eye irritation | 
                                                                                            
                                                                                            
                                                                                                | Packaging | 
                                                                                                Triple-leached LDPE bottle | 
                                                                                            
                                                                                            
                                                                                                | DOT Information | 
                                                                                                Hazardous | 
                                                                                            
                                                                                            
                                                                                                | Chemical Name or Material | 
                                                                                                Primary Drinking Water Metals | 
                                                                                            
                                                                                            
                                                                                                | Grade | 
                                                                                                Environmental | 
                                                                                            
                                                                                            
                                                                                                | Recommended Storage | 
                                                                                                Ambient | 
                                                                                            
                                                                                            
                                                                                                | Technique | 
                                                                                                AA,ICP | 
                                                                                            
                                                                                            
                                                                                                | Solvent or Matrix | 
                                                                                                2% HNO3 |