Feed Analysis, Determination of Free Gossypol in Mixed Feeds
โ Scribed by Storherr, R. W.; Holley, K. T.
- Book ID
- 127244534
- Publisher
- American Chemical Society
- Year
- 1954
- Tongue
- English
- Weight
- 335 KB
- Volume
- 2
- Category
- Article
- ISSN
- 0021-8561
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## Abstract A method is described for the determination of nitrofurazone in mixed poultry feeds. Separation from interfering material is effected chromatographically, followed by absorptiometric measurement of the nitrofurazone. Recovery of known amounts of nitrofurazone is from 97 to 102%.
A recently developed procedure for the determination of choline in ingredients and feeds was utilised to establish the levels and the variability of choline in a series of ingredients and to compare the analysed and calculated choline values of mixed feeds. The concentrations of choline in samples o