## Abstract Calcium is separated as oxalate in a centrifuge tube. The precipitate is estimated by dissolving in a known excess of ceric sulphate, excess of which is then determined absorptiometrically. The range covered is 100β1000 ΞΌg. calcium.
Colorimetric determination of iron in plant material using ferrozine
β Scribed by Ching-Hong Chen; Joyce Lewin
- Publisher
- John Wiley and Sons
- Year
- 1972
- Tongue
- English
- Weight
- 155 KB
- Volume
- 23
- Category
- Article
- ISSN
- 0022-5142
No coin nor oath required. For personal study only.
β¦ Synopsis
Abstract
Ferrozine [3β(2βpyridyl)β5,6βbis(4βphenylsulfonic acid)β1,2,4βtriazine] was found to be a satisfactory colorimetric reagent for the quantitative determination of iron in the leaves of Spinacia oleracea and Porphyra petens and, by inference, in all plant materials.
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