phase ratio

phase ratio

[′fāz ‚rā·shō]
(analytical chemistry)
In chromatography, the ratio of the volume of the mobile phase to that of the stationary phase in a chromatographic column.
References in periodicals archive ?
How surfactant type and concentration and oil aqueous phase ratio impacted particle size, stability, and number as well as cell viability in the resulting encapsulation was examined.
Therefore, the influences of pH and EHD on the extraction rate and distribution ratio of boron were investigated by using a single centrifugal extractor at phase ratio R(O/A) = 1:2, and the results are shown in Figure 2.
The jump contact time has a weak and positive relation (r=0.33) with step phase ratio, too (Table 6).
Park, "Effects of heat treatment on the phase ratio and corrosion resistance of duplex stainless steel," Materials Transactions, vol.
Preliminary experiments were conducted to investigate the optimum conditions for the recovery of Ln, U and [P.sub.2][O.sub.5] using 0.5, 1 and 2 M nitric acid as leaching agent at phase ratio L/S = 4 and stirring time of 5, 10, 20 and 30 min and 25 [degrees]C.
where RTO is Return-To-Opening phase ratio of current n-percentage interval always symmetric for both used phases in relative scale.
The morphology of the blends is determined by several factors, such as concentration of polymer component, viscosity ratio, processing conditions, elastic phase ratio, and interfacial tension [1-9].
The effects of polymer phase ratio and feeding strategy on solidliquid TPPBs for the production of L-phenylacetylcarbinol from benzaldehyde using Candida utilis.
Different volume ratios of organic to aqueous phase were tested and the results shown in Table 5 indicate that the extraction increased with an increasing O/A phase ratio, reaching a maximum value at 2 : 1.