硅胶,Silica gel;technical grade, pore size 60 Å, 70-230 mesh, 63-200 μm
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α-松油醇,α-Terpineol;analytical standard, ≥90.0% (GC)
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硫酸肼,Hydrazine sulfate salt;GR for analysis ACS,Reag. Ph Eur
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乙酸钾,Potassium acetate;puriss., meets analytical specification of Ph. Eur., BP, E261, 99-101%
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乙酸甲酯,Methyl acetate;natural, 98%, FG
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甘草酸铵盐,Glycyrrhizic acid ammonium salt;Pharmaceutical Secondary Standard; Certified Reference Material
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硫酸铵,Ammonium sulfate;for molecular biology, ≥99.0%