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NCS185149 标准物质/9种混合标准溶液-钠钾钙铬铁镍铜锌铅Na,K,Ca,Cr,Fe,Ni,Cu,Zn,Pb/介质:2%硝酸
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(Ag,Al,As,Ba,Be,Bi,Ca,Cd,Co,Cr,Cs,Cu,Ga,In,K,Li,Mg,Mn,Na,Ni,Pb,Rb,Se,Sr,Tl,V,Zn,Fe)多元素混合标准溶液,100μg/ml,介质 10%硝酸
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NCS187021 标准物质/12种混合标准溶液-钙钴铬铜锰锌镍铝铁钠钾硫Ca,Co,Cr,Cu,Mn,Zn,Ni,Al,Fe,Na,K,S
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NCS185227 标准物质/10种混合标准溶液-钠镁钾钙铬铁镍铜锌铅Na,Mg,K,Ca,Cr,Fe,Ni,Cu,Zn,Pb/介质:10%硝酸
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NCS141111 标准物质/9种混合标准溶液-钠钾钙铬铁镍铜锌铅Na,K,Ca,Cr,Fe,Ni,Cu,Zn,Pb/介质:10%硝酸+tr.盐酸
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(As、Sb、Bi、Ca、Co、Cu、Fe、Ga、K、Li、Mg、Mn、Na、Ni、Pb、Sr)多元素混合标准溶液(混标),100μg/ml, in hydrochloric acid, nitric acid
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NCS148770 标准物质/12种混合标准溶液-钠镁钾钙铬铁镍铜锌砷镉铅Na,Mg,K,Ca,Cr,Fe,Ni,Cu,Zn,As,Cd,Pb/介质:10%硝酸
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(As,Sb,Bi,Ca,Co,Cu,Fe,Ga,K,Li,Mg,Mn,Na,Ni,Pb,Sr)多元素混合标准溶液(混标)
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NCS141609 标准物质/11种混合标准溶液-钠镁钾钙铬铁镍铜锌镉铅Na,Mg,K,Ca,Cr,Fe,Ni,Cu,Zn,Cd,Pb
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NCS148954 标准物质/10种混合标准溶液-钠钾钙铬铁钴镍铜锌铅Na,K,Ca,Cr,Fe,Co,Ni,Cu,Zn,Pb/介质:10%硝酸+tr.氯离子
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