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NCSZ-NO3N-50μg/mL 标样/水质NO3N硝酸盐氮质控样50μg/mL
NCSZ-COD-900μg/mL 标样/水质COD化学需氧量质控样900μg/mL
NCSZ-MO-0.496ug/ml 标样/钼20mL水质标样0.496ug/ml
NCSZ-COD-950ug/ml 标样/水质CODcr化学需氧量质控样950ug/mL
NCSZ-FE-3ug/ml 标样/水质Fe铁质控样3ug/ml
NCSZ-NO2-0.02mg/l 标样/亚硝酸质控0.02mg/l
NCSZ-Mn-3ug/ML 标样/锰水质标样3ug/mL
NCSZ-CR(VI)-9.6μg/L 标样/水质CR(VI)六价铬质控样9.6μg/L
NCS187677 标准物质/25种混合标准溶液-银铝钡铍铋铈钴铯铜镓钬铟锂镁锰镍铑钪锶钽铽铊铀钇锌Ag,Al,Ba,Be,Bi,Ce,Co,Cs,Cu,Ga,Ho,In,Li,Mg,Mn,Ni,Rh,Sc,Sr,Ta,Tb,Tl,U,Y,Zn-不同浓度
NCSZ-AS-3ug/l 标样/水质砷As质控样3ug/l