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Please note that all translations are automatically generated. Click here for the English version.
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03:13 min
March 1st, 2024
DOI :
10.3791/201511-v
Transcript
首先,启动自动细胞计数仪以评估制备样品的粒径和粒径分布。将一微升超纯水中的颗粒悬浮液加入计数载玻片的孔中。检查一毫升悬浮液中的颗粒数量,以及它们的数量和大小分布。
称取 0.04 克卸载或类黄酮包封的木质素颗粒。将称重的颗粒转移到锥形瓶中。然后加入 10 毫升 0.1 摩尔盐酸,并将烧瓶放在设置为 250 RPM 的磁力搅拌器上。
接下来,用 0.1 摩尔氢氧化钠标准溶液填充 50 毫升滴定管。在开始滴定之前,使用台式 pH 计测量锥形瓶中溶液的初始 pH 值。现在
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