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Sorghum — Determination of tannin content
Automatically translated name:
Sorghum -- Determination of tannin content
STANDARD published on 29.12.1988
Designation standards: ISO 9648:1988
Publication date standards: 29.12.1988
SKU: NS-437171
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: International technical standard
Category: Technical standards ISO
Description / Abstract: The method consists in extraction by shaking with dimethylformamide, then after centrifuging, addition of ferric ammonium citrate and ammonia to an aliqiot part of the supernatant liquid and spectrometric determination, at 525 nm, of the absorbance of the solution thus obtained, and determing of the tannic content using a calibration curve prepared using tannic acid.
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Latest update: 2025-01-18 (Number of items: 2 219 881)
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