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NCSZ-CR(VI)-2020(4) 标样/水质Cr(VI)六价铬质控样34.4μg/L
NCSZ-Cu-2020(4) 标样/水质Cu铜质控样0.802μg/mL
NCSZ-F-2020 标样/水质F氟离子质控样
NCSZ-Fe-2020 标样/水质Fe铁质控样1.19μg/mL
NCSZ-K-2020 标样/NCSZ-K-2020(3)水质K钾质控样2.27μg/mL
NCSZ-LI-2020(1) 标样/水质Li锂质控样1.74μg/mL
NCSZ-MG-2020 标样/水质Mg镁质控样
NCSZ-MN-2020(1) 标样/水质Mn锰质控样
NCSZ-NH3N-2020(2) 标样/水质NH3N氨氮质控样2.89μg/mL
NCSZ-NH3N-2020(1) 标样/水质NH3N氨氮质控样4.46μg/mL