碳粉 [球形粉末],Carbon;glassy, spherical powder, 2-12 μm, 99.95% trace metals basis
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草酸钾一水合物,Potassium oxalate monohydrate [POM];BioXtra, ≥98.5% -
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草酸钾一水合物,Potassium oxalate monohydrate [POM];for analysis EMSURE® ACS, 99.5-101.0% (oxidimetric) -
氧化铟锡,Indium tin oxide [ITO];≥99.5% trace metals basis, 18 nm particle size (SEM), 20 wt. % in H2O
