| 303949 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of CaF2, SiO2 and TFe in fluorite
                                                
                                                    [萤石中化学成分分析(国际比对)]
                                                
                                            
                                            
                                                Determination of CaF2, SiO2 and TFe in fluorite
                                                
                                                    [萤石中化学成分分析(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304236 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of Nickel,Copper,Zinc content in soil
                                                
                                                    [土壤中重金属Ni、Cu、Zn含量的测定(国际比对)]
                                                
                                            
                                            
                                                Determination of Nickel,Copper,Zinc content in soil
                                                
                                                    [土壤中重金属Ni、Cu、Zn含量的测定(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304254 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of total mercury and total  Arsenic in soil
                                                
                                                    [土壤中重金属总Hg、总As含量的测定(国际比对)]
                                                
                                            
                                            
                                                Determination of total mercury and total  Arsenic in soil
                                                
                                                    [土壤中重金属总Hg、总As含量的测定(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304053 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of Cu, S, As and Ag in copper concentrates
                                                
                                                    [铜精矿中化学成分分析(国际比对)]
                                                
                                            
                                            
                                                Determination of Cu, S, As and Ag in copper concentrates
                                                
                                                    [铜精矿中化学成分分析(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304225 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of lead and cadmium content in soil
                                                
                                                    [土壤中重金属Pb、Cd含量的测定(国际比对)]
                                                
                                            
                                            
                                                Determination of lead and cadmium content in soil
                                                
                                                    [土壤中重金属Pb、Cd含量的测定(国际比对)] | 2023-03-29 | 
                                    
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                                        | 304216 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Room temperature tensile test for hot rolled ribbed steel bar (recommended testing machine: 300kN~1000kN)
                                                
                                                    [热轧带肋钢筋拉伸试验(国际比对)]
                                                
                                            
                                            
                                                Room temperature tensile test for hot rolled ribbed steel bar (recommended testing machine: 300kN~1000kN)
                                                
                                                    [热轧带肋钢筋拉伸试验(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304037 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of Zn,Cu,Pb and Fe in zinc concentrates
                                                
                                                    [锌精矿中化学成分分析(国际比对)]
                                                
                                            
                                            
                                                Determination of Zn,Cu,Pb and Fe in zinc concentrates
                                                
                                                    [锌精矿中化学成分分析(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304264 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of total chromium content in soil
                                                
                                                    [土壤中总Cr的测定(国际比对)]
                                                
                                            
                                            
                                                Determination of total chromium content in soil
                                                
                                                    [土壤中总Cr的测定(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304024 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of Zn, Pb,Cu and Fe in zinc ore
                                                
                                                    [锌矿石中化学成分分析(国际比对)]
                                                
                                            
                                            
                                                Determination of Zn, Pb,Cu and Fe in zinc ore
                                                
                                                    [锌矿石中化学成分分析(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304210 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of chloride ions in cement
                                                
                                                    [水泥中氯离子含量的测定(国际比对)]
                                                
                                            
                                            
                                                Determination of chloride ions in cement
                                                
                                                    [水泥中氯离子含量的测定(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304313 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of fat and protein in milk powder for infant formula
                                                
                                                    [ 婴幼儿配方乳粉中脂肪和蛋白质的测定(国际比对)]
                                                
                                            
                                            
                                                Determination of fat and protein in milk powder for infant formula
                                                
                                                    [ 婴幼儿配方乳粉中脂肪和蛋白质的测定(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304288 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of total Phosphorus in soil
                                                
                                                    [土壤全磷的测定(国际比对)]
                                                
                                            
                                            
                                                Determination of total Phosphorus in soil
                                                
                                                    [土壤全磷的测定(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304320 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of formaldehyde in textile (water extraction method)
                                                
                                                    [纺织品中甲醛的测定 (国际比对)]
                                                
                                            
                                            
                                                Determination of formaldehyde in textile (water extraction method)
                                                
                                                    [纺织品中甲醛的测定 (国际比对)] | 2023-03-28 | 
                                    
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                                        | 304298 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of total As in rice meal
                                                
                                                    [大米粉中重金属总砷含量的测定(国际比对)]
                                                
                                            
                                            
                                                Determination of total As in rice meal
                                                
                                                    [大米粉中重金属总砷含量的测定(国际比对)] | 2023-03-29 | 
                                    
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                                        | 304293 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of pH in soil
                                                
                                                    [土壤pH值的测定(国际比对)]
                                                
                                            
                                            
                                                Determination of pH in soil
                                                
                                                    [土壤pH值的测定(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304308 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of Cd in rice meal
                                                
                                                    [大米粉中重金属镉含量的测定(国际比对)]
                                                
                                            
                                            
                                                Determination of Cd in rice meal
                                                
                                                    [大米粉中重金属镉含量的测定(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304325 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Determination of fiber content in textile
                                                
                                                    [ 纺织品中纤维含量分析(国际比对)]
                                                
                                            
                                            
                                                Determination of fiber content in textile
                                                
                                                    [ 纺织品中纤维含量分析(国际比对)] | 2023-03-29 | 
                                    
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                                        | 304354 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Restricted substances in electronic and electrical products – Determination of noxious substance content in ABS
                                                
                                                    [电子电气产品限用物质-塑料(ABS)中有害物质的测定(国际比对)]
                                                
                                            
                                            
                                                Restricted substances in electronic and electrical products – Determination of noxious substance content in ABS
                                                
                                                    [电子电气产品限用物质-塑料(ABS)中有害物质的测定(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304336 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Restricted substances in electronic and electrical products – Determination of Pb and Cd content in aluminum and aluminum alloys
                                                
                                                    [电子电气产品限用物质-铝及铝合金中铅和镉的测定(国际比对)]
                                                
                                            
                                            
                                                Restricted substances in electronic and electrical products – Determination of Pb and Cd content in aluminum and aluminum alloys
                                                
                                                    [电子电气产品限用物质-铝及铝合金中铅和镉的测定(国际比对)] | 2023-03-28 | 
                                    
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                                        | 304345 | China | China NIL Research Center for Proficiency Testing
                                            
                                            China NIL Research Center for Proficiency Testing | Restricted substances in electronic and electrical products – Determination of Pb and Cd content in zinc and zinc alloys
                                                
                                                    [电子电气产品限用物质-锌及锌合金中铅和镉的测定(国际比对)]
                                                
                                            
                                            
                                                Restricted substances in electronic and electrical products – Determination of Pb and Cd content in zinc and zinc alloys
                                                
                                                    [电子电气产品限用物质-锌及锌合金中铅和镉的测定(国际比对)] | 2023-03-28 | 
                                    
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