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钡标准溶液,7440-39-3,analytical standard,1000ug/ml in 1.0 mol/L HNO3
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甲醛标准溶液,50-00-0,analytical standard,100mg/L,in 5% ethanol
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(La,Ce,Pr,Nd,Sm,Y)多元素混合标准溶液(混标),100μg/ml
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钕标准溶液,7440-00-8,analytical standard, 1000μg/ml in 1mol/L HNO3
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亚硝酸盐标准溶液
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硝酸钇(III)水合物,10361-93-0,99.99% trace metals basis
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硒标准溶液,7782-49-2,analytical standard ,1000ug/ml in 2.0mol/L HNO3
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铁标准溶液,7439-89-6,500mg/L in 1%HCl
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硝酸盐氮标准溶液
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硅标准液 可溯源至NIST的SRM,SiO₂溶于0.5 mol/l的NaOH 1000 mg/l Si CertiPUR®
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