The purpose of this study is the development of a quantification method to detect the amount of amorphous cyclosporine using Fourier transform infrared (FTIR) spectroscopy. The mixing of different percentages of crystalline cyclosporine with amorphous cyclosporine was used to obtain a set of standar
The quantitative determination of glass in slag by infrared spectroscopy
β Scribed by A.R.N. Eberendu; K.E. Daugherty
- Publisher
- Elsevier Science
- Year
- 1984
- Tongue
- English
- Weight
- 447 KB
- Volume
- 14
- Category
- Article
- ISSN
- 0008-8846
No coin nor oath required. For personal study only.
β¦ Synopsis
Determinations of the glass content of synthetic and blast furnace slags by infrared absorption spectroscopy are described. A linear relationship eΓists between the calculated infrared absorption R-values and the percentage glass determined by optical microscopy count. The use of an internal standard and a constant grinding time for the slag sample are crucial to obtaining an accurate and reproducible result.
The technique is simple, inexpensive, and minimizes time consuming sample preparations such as washings and particle sizings common in the optical microscopy method.
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A simple and rapid quantitative method to determine peroxide value (PV) of palm olein has been developed using transmittance Fourier transform (FT) IR spectroscopy. Palm olein was oxidized and blended with unoxidized palm olein to generate samples with PVs in the range 3.52-9.86. These samples were