304177 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of loss on Ignition, magnesium oxide and sulfur trioxide in cement
[水泥中烧失量、氧化镁和三氧化硫含量的测定(国际比对)]
Determination of loss on Ignition, magnesium oxide and sulfur trioxide in cement
[水泥中烧失量、氧化镁和三氧化硫含量的测定(国际比对)]
|
2023-03-28 |
304120 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of SiO2, CaO, MgO, Fe2O3 and Al2O3 in silicate rock
[硅酸盐岩石中化学成分分析(国际比对)]
Determination of SiO2, CaO, MgO, Fe2O3 and Al2O3 in silicate rock
[硅酸盐岩石中化学成分分析(国际比对)]
|
2023-03-28 |
304082 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of Cu, Pb, Zn and Fe in polymetallic-ore
[多金属矿中化学成分分析(国际比对)]
Determination of Cu, Pb, Zn and Fe in polymetallic-ore
[多金属矿中化学成分分析(国际比对)]
|
2023-03-28 |
303729 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of Si, Mn, P, Al and Ca in ferrosilicium alloy
[硅铁中化学成分析(国际比对) ]
Determination of Si, Mn, P, Al and Ca in ferrosilicium alloy
[硅铁中化学成分析(国际比对) ]
|
2023-03-28 |
304153 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of Fe, Al and Ca in metallurgical silicon
[工业硅中化学成分分析(国际比对)]
Determination of Fe, Al and Ca in metallurgical silicon
[工业硅中化学成分分析(国际比对)]
|
2023-03-28 |
304069 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of Pb, Cu, Zn and As in lead concentrates
[铅精矿中化学成分分析(国际比对)]
Determination of Pb, Cu, Zn and As in lead concentrates
[铅精矿中化学成分分析(国际比对)]
|
2023-03-28 |
304166 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Proximate analysis of coal
[煤工业分析(国际比对)]
Proximate analysis of coal
[煤工业分析(国际比对)]
|
2023-03-28 |
303716 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of Mo, Al, Ti and Nb in supper alloy
[高温合金中化学成分分析(国际比对)]
Determination of Mo, Al, Ti and Nb in supper alloy
[高温合金中化学成分分析(国际比对)]
|
2023-03-29 |
304145 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of gold and silver in ore
[矿石中金、银含量的测定(国际比对)]
Determination of gold and silver in ore
[矿石中金、银含量的测定(国际比对)]
|
2023-03-28 |
303871 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of TFe, SiO2, P and S in iron ore
[铁矿石中化学成分分析(国际比对)]
Determination of TFe, SiO2, P and S in iron ore
[铁矿石中化学成分分析(国际比对)]
|
2023-03-28 |
303808 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of Si, Fe, Cu, Mg and Mn in aluminium alloy
[铝合金中化学成分分析(国际比对)]
Determination of Si, Fe, Cu, Mg and Mn in aluminium alloy
[铝合金中化学成分分析(国际比对)]
|
2023-03-28 |
303890 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of CaO, MgO and Al2O3 in iron ore
[铁矿石中化学成分分析(国际比对)]
Determination of CaO, MgO and Al2O3 in iron ore
[铁矿石中化学成分分析(国际比对)]
|
2023-03-28 |
303785 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of Si, Fe, Cu, Mg and Zn in pure aluminum
[纯铝中化学成分分析(国际比对)]
Determination of Si, Fe, Cu, Mg and Zn in pure aluminum
[纯铝中化学成分分析(国际比对)]
|
2023-03-28 |
303851 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of Cu, Pb, Fe and Ni in copper alloy
[铜合金中化学成分分析(国际比对)]
Determination of Cu, Pb, Fe and Ni in copper alloy
[铜合金中化学成分分析(国际比对)]
|
2023-03-28 |
303831 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of Cu, Mg, Fe and Al in zinc alloy
[锌合金中化学成分分析(国际比对)]
Determination of Cu, Mg, Fe and Al in zinc alloy
[锌合金中化学成分分析(国际比对)]
|
2023-03-28 |
303908 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of TFe and FeO in iron ore
[铁矿石中化学成分分析(国际比对)]
Determination of TFe and FeO in iron ore
[铁矿石中化学成分分析(国际比对)]
|
2023-03-28 |
297400 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of Cr, Ni, Cu, Mo and Al in low alloy steel by spark atomic emission spectrometry
[用火花源原子发射光谱法测定低合金钢中化学成分(国际比对)]
Determination of Cr, Ni, Cu, Mo and Al in low alloy steel by spark atomic emission spectrometry
[用火花源原子发射光谱法测定低合金钢中化学成分(国际比对)]
|
2023-03-28 |
304190 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of the Chemical Composition in cement
[水泥化学成分分析(国际比对)]
Determination of the Chemical Composition in cement
[水泥化学成分分析(国际比对)]
|
2023-03-28 |
303975 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of SiO2, CaO, MgO, Fe2O3 and Al2O3 in limestone
[石灰石中化学成分分析(国际比对)]
Determination of SiO2, CaO, MgO, Fe2O3 and Al2O3 in limestone
[石灰石中化学成分分析(国际比对)]
|
2023-03-28 |
303926 |
China |
China NIL Research Center for Proficiency Testing
China NIL Research Center for Proficiency Testing
|
Determination of TMn, TFe, SiO2 and Al2O3 in manganese ore
[锰矿石中化学成分分析(国际比对)]
Determination of TMn, TFe, SiO2 and Al2O3 in manganese ore
[锰矿石中化学成分分析(国际比对)]
|
2023-03-28 |