盐酸胍,Guanidine hydrochloride [GdnHCl];BioUltra, for molecular biology, ≥99.5% (AT)
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硫酸钾,Potassium sulfate;for analysis EMSURE® ACS,ISO,Reag. Ph Eur, ≥99.0% (alkalimetric)
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呋喃唑酮,Furazolidone;VETRANAL®, analytical standard, ≥98.0%
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奋乃静,Perphenazine;pharmaceutical secondary standard, certified reference material
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甘草酸铵盐,Glycyrrhizic acid ammonium salt;Pharmaceutical Secondary Standard; Certified Reference Material