Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Salma Sadain"'
Publikováno v:
Journal of Applied Polymer Science. 95:1262-1274
Cyclic oligomers of caprolactam were isolated from a multilayered polyolefin plastic film containing a nylon-6 layer and subsequently characterized. Nylon-6 was extracted with aqueous solutions and the levels of the oligomers were measured in the res
Publikováno v:
Journal of Liquid Chromatography & Related Technologies. 25:541-560
Organic acids (e.g., acetic, lactic and gluconic acid) are common components in Large Volume Parenteral (LVP) base solutions. The characterization of such solution products is necessary for production control and product release. A chromatographic me
Autor:
Salma Sadain, John A. Koropchak, Stanley L. Kaufman, Mari Heybroek, Michael P. Anisimov, Lars-Erik Magnusson, Xiaohui Yang
Publikováno v:
Analytical Chemistry. 71:386A-394A
When coupled with a selective separation technique, condensation nucleation could provide highly universal response without the need for labeling or derivatization
Autor:
John A. Koropchak, Salma Sadain
Publikováno v:
Journal of Liquid Chromatography & Related Technologies. 22:799-811
Ion chromatography (IC) combined with condensation nucleation light scattering detection (CNLSD) is shown here to be a highly sensitive method for cationic species determination, with limits-of-detection (LODs) at ng/mL levels. Furthermore, unlike th
Publikováno v:
Spectrochimica Acta Part B: Atomic Spectroscopy. 51:1733-1745
A barrel-type spray chamber with a baffle system and various other structures were used for characterization of band-broadening phenomena occurring within aerosol spray chambers, with an ICP-AES detector used in this case. Absolute values of aerosol
Publikováno v:
PDA journal of pharmaceutical science and technology. 63(4)
Material/water equilibrium binding constants (Eb) were determined for 14 organic solutes and 17 plastic raw materials that could be used in pharmaceutical product container systems. Correlations between the measured binding constants and the organic
Autor:
Dennis R, Jenke, David, Zietlow, Mary Jo, Garber, Salma, Sadain, Duane, Reiber, William, Terbush
Publikováno v:
PDA journal of pharmaceutical science and technology. 61(4)
Plastic materials are widely used in medical items, such as solution containers, transfusion sets, transfer tubing, and devices. An emerging trend in the biotechnology industry is the utilization of plastic containers to prepare, transport, and store
Publikováno v:
Journal of chromatographic science. 45(1)
The performance of an ion chromatographic method for measuring citrate and phosphate in pharmaceutical solutions is evaluated. Performance characteristics examined include accuracy, precision, specificity, response linearity, robustness, and the abil
Publikováno v:
PDA journal of pharmaceutical science and technology. 58(1)
The leaching of several target organic acids from an irradiated ethylene vinyl acetate material, such as those used as a solution product container, is examined as a function of solution pH and polarity. The targeted compounds included highly soluble
Autor:
John A. Koropchak, Salma Sadain
Publikováno v:
Journal of chromatography. A. 844(1-2)
A sensitive method of analysis for biogenic amines, putrescine, cadaverine, histamine and an amino acid precursor, histidine is described herein using ion-exchange chromatography and condensation nucleation light scattering detection. The method was