| 154153 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-01 (heavy) metals in drinking water
                                                
                                            
                                            
                                                VIO XX-01 (heavy) metals in drinking water | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 154176 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-02 General and macro parameters in drinking water
                                                
                                            
                                            
                                                VIO XX-02 General and macro parameters in drinking water | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145003 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-09 (heavy) metals, as total in surface water
                                                
                                            
                                            
                                                VIO XX-09 (heavy) metals, as total in surface water | 2023-08-22 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 144983 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-07 nutrients in surface water
                                                
                                            
                                            
                                                VIO XX-07 nutrients in surface water | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 144975 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-06  urea, cyanuric acid, free chlorine, bound chlorine, KMnO4 in pool water
                                                
                                            
                                            
                                                VIO XX-06  urea, cyanuric acid, free chlorine, bound chlorine, KMnO4 in pool water | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145065 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-15 General and macro parameters in waste water
                                                
                                            
                                            
                                                VIO XX-15 General and macro parameters in waste water | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145084 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-16 (Heavy) metals in waste water
                                                
                                            
                                            
                                                VIO XX-16 (Heavy) metals in waste water | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145033 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-12 (heavy) metals in ground water
                                                
                                            
                                            
                                                VIO XX-12 (heavy) metals in ground water | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145051 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-13 General and macro parameters in ground water
                                                
                                            
                                            
                                                VIO XX-13 General and macro parameters in ground water | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145107 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-21 extractable organic halogens (EOX) in water
                                                
                                            
                                            
                                                VIO XX-21 extractable organic halogens (EOX) in water | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145100 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-17 Sampling a swimming pool on location in The Netherlands
                                                
                                            
                                            
                                                VIO XX-17 Sampling a swimming pool on location in The Netherlands | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145313 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-26 volatile halogenated hydrocarbons (VHH) in water
                                                
                                            
                                            
                                                VIO XX-26 volatile halogenated hydrocarbons (VHH) in water | 2017-09-26 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145455 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-27 volatile aromatic hydrocarbons (VAH) in water
                                                
                                            
                                            
                                                VIO XX-27 volatile aromatic hydrocarbons (VAH) in water | 2017-09-26 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145695 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-30 herbicides in water
                                                
                                            
                                            
                                                VIO XX-30 herbicides in water | 2017-09-26 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145243 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-25 polycyclic aromatic hydrocarbons (PAH) in water
                                                
                                            
                                            
                                                VIO XX-25 polycyclic aromatic hydrocarbons (PAH) in water | 2023-08-22 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145597 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-28 pharmaceuticals in water
                                                
                                            
                                            
                                                VIO XX-28 pharmaceuticals in water | 2019-11-11 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145217 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-24 pesticides (PCB) in water
                                                
                                            
                                            
                                                VIO XX-24 pesticides (PCB) in water | 2017-08-21 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145986 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-53 Microbiological parameters in surface water
                                                
                                            
                                            
                                                VIO XX-53 Microbiological parameters in surface water | 2021-05-11 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 145998 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-59 Legionella pneumophila PCR in drinking water
                                                
                                            
                                            
                                                VIO XX-59 Legionella pneumophila PCR in drinking water | 2017-09-26 | 
                                    
                                        |  | 
 | 
                                
                                
                                    
                                        | 146002 | Netherlands | KWR Watercycle Research Institute
                                            
                                            KWR Watercycle Research Institute | VIO XX-61 Legionella pneumophila PCR in cooling water
                                                
                                            
                                            
                                                VIO XX-61 Legionella pneumophila PCR in cooling water | 2017-09-26 | 
                                    
                                        |  | 
 |