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English Translations » 化工分析圈 » 【Daily Question】Chemical Analysis Edition, 3.7.2022

【Daily Question】Chemical Analysis Edition, 3.7.2022

2022-03-07View Original

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In the direct titration method using Fehling’s reagent to determine the content of reducing sugars, the indicator added to improve the sensitivity of the endpoint is DA, Neutral Red B, Bromophenol Blue C, Phenolphthalein D, or Methylene Blue
Reply #22022-03-07
It should be B; methylene blue is originally an indicator.

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Translated at 2026-07-23 17:50:12

Original: https://bbs.hcbbs.com/thread-3308812-1-1.html

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