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  • noun

Antonyms for alkalinity

pH values above 7

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References in periodicals archive ?
Hence, the greater reduction in RWC, increase in Na+/K+ ratio, and lack of osmotic adjustment with Alkalinity+0 mM K treatment provides strong evidence that absence of K+ somewhat intensified the effect of sodic- alkalinity on reducing growth of Swiss chard.
The values of parameters like temperature, pH, alkalinity, TDS, salinity, conductivity, DO and transparency were recorded throughout the study period.
Alkalinity (mg/L), hardness (mg/L), CO2 (mg/L), chlorides (mg/L), ammonia (mg/L) and nitrite (mg/L) were measured with the help of HATCH kit.
Initially, the acclimation step was performed, which was awaited the isolation of alkalinity until all the tanks reached alkalinity of 100; from this moment, the tanks were acclimated with calcium hydroxide until reaching the different treatments on the same date.
In the present report, the 2014 data will be assessed independently of the comparison of alkalinity and hardness concentrations between 1973 and 2014.
Sufficient alkalinity is essential in order to avoid the pH decrease which decreases due to accumulation of VFA (Lesteur et al.
Similarly, the alkalinity value varied between 140 and 180, with an average of 432.
2] (titration with standard sodium carbonate solution), total alkalinity (titration with standard sulfuric acid solution) and total hardness (titration with standard EDTA solution) were determined in all tanks.
A modified titration method was used to determine ash alkalinity of plant materials (Slattery et al.
A measure of the acidity or alkalinity of the body, blood and urine.
The following parameters--Surface water temperature, pH, Dissolved oxygen (DO), Alkalinity, Biological oxygen demand (BOD), Dissolved organic matter (DOM), Free carbon (F--C[O.
EPA, ASTM, ISO and other internationally recognized standards for the analysis of a variety of parameters, including alkalinity, ammonia, chloride, cyanides, nitrate/nitrite, nitrite, phenolics, ortho phosphate, total phosphorus, silicate, sulfate and total Kjeldahl nitrogen.