Minimum ΔRF for Adequate Resolution? From observing the previous visual representation and the table below, it becomes evident that the minimum ΔRf to achieve a successful separation on Preparative TLC Plates is approximately 0.1. Source: Sorbent Technologies, Inc. This information has been sourced...
Think layer chromatography (TLC) is a separation technique often employed by organic chemists to check for the presence and, semi-quantitatively, the amount of chemical species. TLC uses variations in polarity between the substances and how they partiti...
It provides a comfortable grip when using the traveling hand position (piolet panne). The small concave dip at the top of the shaft adds comfort for the self-arrest grip. The tool comes with the “LINKIN” removable leash, a $20 value. Personally I don’t like to use leashes on my ...
If you were to resolve an unknown complex, M(en)33+, how would you know whether or not your resolved products were optically pure? Optical Purity: The optical purity of a given compound is used for doing the comparison betwe...
the traveling hand position (piolet panne). The small concave dip at the top of the shaft adds comfort for the self-arrest grip. The tool comes with the “LINKIN” removable leash, a $20 value. Personally I don’t like to use leashes on my ice tools so I did remove it before ...
Much has been described on the topics of allergy, autoimmune diseases, and HIV-Aids, however, Elispot can also be applied to other infectious diseases, mainly leishmaniasis, malaria, some viruses, helminths and mycosis usually classified as tropical diseases. The comprehension of the function, ...
This study aimed to evaluate the effect of diurnal and nocturnal warming on Antarctic vascular plant’s freezing resistance under laboratory conditions. This was studied by measuring the lethal temperature for 50% of tissue (LT50), ice nucleation temperature (INT), and freezing point (FP) on ...
a specific factor since it is practically impossible to control each factor under natural conditions. For this reason, laboratory studies in growth chambers under controlled conditions are a good option to understand the effect of a single environmental factor (e.g., temperature) on plant physiology...