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硝酸钇 六水合物,13494-98-9,99.9% metals basis
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总有机碳(TOC)标准溶液,1000mg/L,in water
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硝酸钇 六水合物,13494-98-9,AR,99.5% metals basis
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Y钇元素灯HOLLOW CATHODE LAMP: Y L233,用于AA-6300/6300C
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硝酸盐氮标准溶液,1000ug/ml in Water (20℃)
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铁标准溶液,7439-89-6,analytical standard ,1000mg/L in 5%HCl
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DL0142-0100-100mg 水中钇 / 介质:2.0 mol/L HNO3 (2.0摩尔/升硝酸)
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铅标准溶液,7439-92-1,1.00μg/g,in :K+ 2.2mg/L,Na+ 23mg/L,Ca2+ 39mg/L,Mg2+11mg/L,0.5mol/L HNO3
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锌标准溶液,7440-66-6,1000mg/L Zn in 1%HCl
-
砷标准溶液,7440-38-2,analytical standard, 100mg/L in H2SO4
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