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NCSZ-M0420-40ug/L 标样/水质4种混合质控样铬砷镉铅Cr,As,Cd,Pb
NCSZ-M0515-40ug/L 5种元素铝铜铁锰锌混标质控40ug/L
NCSZ-S-0.5ug/ml 标样/水质硫化物质控样0.5ug/mL
NCSZ-S-3.98ug/mL 标样/水质硫化物质控样3.98ug/mL
NCS1871096 标准物质/5种混标-铁锰铝钙镁Fe,Mn,Al,Ca,Mg
NCS1871097 标准物质/Na钠标准溶液
NCS1871098 标准物质/18种混标-钠钾镁磷硫铜铁硅钙锌铅硼铬锂镍钴锰铝Na,K,Mg,P,S,Cu,Fe,Si,Ca,Zn,Pb,B,Cr,Li,Ni,Co,Mn,Al
NCS1871099 标准物质/18种混标-钠钾镁磷硫铜铁硅钙锌铅硼铬锂镍钴锰铝Na,K,Mg,P,S,Cu,Fe,Si,Ca,Zn,Pb,B,Cr,Li,Ni,Co,Mn,Al
NCSZ-K-6μg/mL 标样/水质K钾质控样6μg/mL
NCS1871100 标准物质/9种混合标准溶液-铁镍铬锌铜锰钴铅钠Fe,Ni,Cr,Zn,Cu,Mn,Co,Pb,Na