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银标准溶液,analytical standard ,1000ug/ml in 1%HNO3
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甲醇中苯胺标样,62-53-3,analytical standard ,in methanol,
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异丙苯标准溶液,98-82-8,analytical standard,1000ug/ml in methanol
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正十一烷标准溶液,1120-21-4,analytical standard ,1000ug/ml in methanol
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苯酚标准溶液,108-95-2,analytical standard,500mg/L in pure water
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乙酸正丁酯标准溶液,123-86-4,analytical standard,1000ug/ml,in methanol
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甲醛标准溶液,50-00-0,analytical standard,100mg/L,in 5% ethanol
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间硝基苯胺标准溶液,99-09-2,analytical standard,1000ug/ml in methanol
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邻二甲苯标准溶液,95-47-6,analytical standard,1.00mg/ml in methanol
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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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