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铌标准溶液,7440-03-1,1000μg/ml,in 1.0 mol/L hydrofluoric acid and trace HNO₃
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联胺标准溶液,302-01-2,analytical standard,1000μg/ml in 1.0mol/L HCl
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镉标准溶液,7440-43-9,1mg/ml in 1% HN03
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异丙苯标准溶液,98-82-8,analytical standard,1000ug/ml in methanol
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镉标准溶液,7440-43-9,100ug/ml in 1%HNO3
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硫酸根离子(SO₄2-)标准溶液,500μg/ml in Water (20℃)
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硫酸根离子(SO₄2-)标准溶液,5000μg/ml in Water (20℃)
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硫酸根离子(SO₄2-)标准溶液,100μg/ml in Water (20℃)
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硫酸根离子(SO₄2-)标准溶液,1000μg/ml in Water (20℃)
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含 0.1% (v/v) 甲酸的水,用于LC-MS
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