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硝酸盐氮标准溶液,1000ug/ml in Water (20℃)
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硝酸锌,六水(易制爆)
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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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铟标准溶液,7440-74-6,1000μg/ml,基体:1.0 mol/L 硝酸
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硝酸锌,六水(易制爆),10196-18-6,AR,99%
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硝酸锌,六水(易制爆),10196-18-6,99.998% metals basis
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硝酸锌,六水(易制爆),10196-18-6,99.99% metals basis
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邻苯二酚标准溶液,120-80-9,analytical standard,1000ug/ml in methanol
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亚硝酸盐标准溶液
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亚硝酸盐标准溶液,100mg/L in water
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