usp中緩沖溶液和標(biāo)準(zhǔn)溶液及詳細(xì)配制方法-閱讀頁(yè)
2024-09-09 13:17本頁(yè)面
【正文】 acidsolution, then add water to volume.pH HCl, mL Neutralized Phthalate BufferPlace 50 mL of the potassium biphthalate solution in a 200mLvolumetric flask, add the specified volume of the sodium hydroxidesolution, then add water to volume.pH NaOH, mL Phosphate BufferPlace 50 mL of the monobasic potassium phosphate solution in a 200mLvolumetric flask, add the specified volume of the sodium hydroxidesolution, then add water to volume.pH NaOH, mL Alkaline Borate BufferPlace 50 mL of the boric acid and potassium chloride solution in a200mL volumetric flask, add the specified volume of the sodiumhydroxide solution, then add water to volume.pH NaOH, mL Acetate BufferPlace the specified amount of sodium acetate (NaC[2]H[3]O[2].3H[2]O)in a 1000mL volumetric flask, add the specified volume of the aceticacid solution, then add water to volume, and mix.pH pH (measured) NaC[2]H[3]O[2]. 3H[2]O, gCH[3]COOH, mL
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