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  • 匿名
关注:1 2013-05-23 12:21

求翻译:用乙醇和水为溶剂,在水浴温度为80摄氏度时加热30min左右提取药用植物中的有效成分,再抽滤得到其提取液,浓缩为10ml左右得到浓缩液。配制硫酸亚铁与过氧化氢和水杨酸的溶液,再取5ml配制的溶液,滴加0.1ml样品溶液,再加0.9ml蒸馏水配成6ml体系。取体系中的溶液2ml滴加到比色皿中进行比色,测定其样品的吸光度值.是什么意思?

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用乙醇和水为溶剂,在水浴温度为80摄氏度时加热30min左右提取药用植物中的有效成分,再抽滤得到其提取液,浓缩为10ml左右得到浓缩液。配制硫酸亚铁与过氧化氢和水杨酸的溶液,再取5ml配制的溶液,滴加0.1ml样品溶液,再加0.9ml蒸馏水配成6ml体系。取体系中的溶液2ml滴加到比色皿中进行比色,测定其样品的吸光度值.
问题补充:

  • 匿名
2013-05-23 12:21:38
正在翻译,请等待...
  • 匿名
2013-05-23 12:23:18
正在翻译,请等待...
  • 匿名
2013-05-23 12:24:58
With the ethyl alcohol and the water are the solvents, when the water bath temperature is 80 degrees Celsius heats up about 30min to withdraw in the medicinal plant the effective component, again pulls out filters obtains it to extract, the concentration is about 10ml obtains the concentrated soluti
  • 匿名
2013-05-23 12:26:38
With ethanol and water as the solvent, water bath temperature of 80 degrees Celsius is heated 30min about extraction of effective constituents in medicinal plants, for which filter the extract concentrated to about 10ml are concentrated. Preparation of ferrous sulfate and hydrogen peroxide and salic
  • 匿名
2013-05-23 12:28:18
Use ethanol and water solvent, heat 30min withdraw the effective composition in the medical plants from side to side when being for 80 ℃ in water bath temperature, release strain withdraw liquid it and then, concentrate receive concentrated solution from side to side for 10ml. Formulate the inferior
 
 
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