Sentence examples for variations of acid from inspiring English sources

The variations of acid value with reaction time using recycle catalyst for six consecutive studies are shown in Fig. 5.

The variations of acid value with the time of reaction using different catalyst loading are shown in Fig. 3a.

The variations of acid value with reaction time are shown in Fig. 4a and corresponding yields of SOME biodiesel are shown in Fig. 4b.

The MIP Monitor demonstrated sensitivity to induced variations of acid concentration, including the distinction of ±1.3 M variation from normal process conditions by way of PCA.

Reverse selective membranes comprising poly ethylene oxide) (PEO) containing copolyimides (PEO-PI) with variations of acid dianhydrides and diamines have been synthesized for hydrogen purification.

We also found short-chain mycolic acids; 10 variations of acids of this type were encountered, including 6-O-cis-keto-mycolyl-trehalose-6-phosphate, and 6-O-mycolyl-trehalose-6-phosphate.

The variation of acid concentrations (pH) in the range of 0.16 0.24 mol dm−3 on the rate of polymerization was investigated at fixed concentrations of monomer, initiator and catalyst.

Rp was found to be almost independent of variation of acid strength in the range employed in this experiment (Table 3).

Open image in new window Fig. 4 Variation of acid insoluble, soluble lignin, cellulose, hemicelluloses, reducing sugar, and E4/E6 ratio during rotary drum composting.

It should be noted that at a fixed amount of CTAB surfactant, the variation of acid content basically changes the excess amount of acid in the water phase which influences the physical chemistry of growth.

With the variation of acid gas concentration (such as CO2, H2S), or being affected by adding demulsifiers, corrosion inhibitors and other agents, pH value of the oilfield formation water will be changed, as a result the scaling trend of the water changed as well.