Dharma Raj Kandel

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Questions related from Dharma Raj Kandel

How to justify the R2 values and calculated equilibrium adsorption capacity?

In the kinetics study, the value of R2 for pseudo second order is obtained as 0.992 but the calculated qe value did not obtain close to experimental value. While for pseudo first order, R2 is...

07 January 2023 5,168 9 View

How can I roughly measure the concentration of heavy metals (e.g., Cu, Cd, Mn) before ICP-OES.?

My purpose is to be sure about the closer data from ICP - OES before analysis to reduce the cost of ICP-OES. Is it possible to measure concentration of heavy metals by volumetric analysis or UV...

30 December 2021 4,685 6 View

I prepared sodium alginate beads in CaCl2. How can I obtain thus formed beads from solution and how to store those beads for further experiments?

How do I get sodium alginate beads from CaCl2 solution after coagulation? What is the best way to store such hydrogel beads for further experiments like swelling ration and adsorption capacity?

22 October 2021 7,225 6 View