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NCS1871140 标准物质/12种混标-镍锌铜镉锰钙镁铁铬铝硅锂Ni,Zn,Cu,Cd,Mn,Ca,Mg,Fe,Cr,Al,Si,Li
NCS1871143 标准物质/12种混标-镍锌铜镉锰钙镁铁铬铝硅锂B,P,Al,Ca,Cr,Fe,Mn,Na,Pb,Cu,Ga,K,Mg,Mo,Ni,Sb,Zn,Co,As,Cd,Li,Ba
NCS1871144 标准物质/3种混标-钨钛锡W,Ti,Sn
NCS1871145 标准物质/11种混合标准溶液-锑钡铍钼镍银钛铊钴钒硼Sb,Ba,Be,Mo,Ni,Ag,Ti,Tl,Co,V,B
NCSZ-M1117-50μg/L 标样/水质11种混合质控样锑钡铍钼镍银钛铊钴钒硼Sb,Ba,Be,Mo,Ni,Ag,Ti,Tl,Co,V,B
NCS1871146 标准物质/17种混合标准溶液-钙镁钛铝铜铬镍镉钠钾锰锌铅钴锡砷铁Ca,Mg,Ti,Al,Cu,Cr,Ni,Cd,Na,K,Mn,Zn,Pb,Co,Sn,As,Fe
NCS1871157 标准物质/钴,铜,铁Co,Cu,Fe/介质:10%硝酸
NCSZ-NH3N-45μg/mL 标样/水质NH3N氨氮质控样45μg/mL
NCS1871163 标准物质/9种混标-铝砷钡锂锰钼镍铅锑Al,As,Ba,Li,Mn,Mo,Ni,Pb,Sb
NCS1871164 标准物质/3种混标-镉钴铬Cd,Co,Cr