Ramesh Kakarla

10 Questions 13 Answers 0 Followers

Questions related from Ramesh Kakarla

What is best extraction method to extract benzene from water?

What can be the best and precise extraction method that can be used to extract benzene from water in order to measure it my GC-FID,

05 February 2018 3,669 8 View

Measurement of phosphorus removals?

Hi all, currently, I am measuring the phosphorus removals (using algae) in domestic wastewaters using hach kit when I measured the phosphorus amount , the intermediate concentrations were higher...

21 March 2016 2,422 7 View

FTIR spectroscopy analysis for membrane fouling?

When a fouled membrane like Nafion was analyzed for FTIR analysis, before mesurment should we remove the flock (layer of bacterial biofilm) on the membrane or not? For the assessment of membrane...

07 July 2014 1,588 2 View

How can I convert the grams of nitrate (NO3) to Nitrate nitrogen (N-NO3) using standard graph equation (Y=MX+C)?

Using some (X) amount of sodium nitrate, how can i calculate the amount of N-Nitrate? And while analyzing the sample N-Nitrate concentration by measuring absorbance (APHA), how can i calculate the...

31 December 2013 6,938 7 View

How to estimate the cellular carbon, nitrogen and phosphorus (total) using kit (Hach or humas kit)?

When we are measuring the total cellular constituents (C, N, P) or compositions of a bacterial or algal cell with use of kit, is pretreatment necessary? Or can we use direct samples without any...

16 December 2013 3,503 0 View

How many coulombs (from MFC) can be generated from 1 g of oxygen?

I had calculated the amount of coulombs that was generated in a particular time interval from my MFC and on the other hand I had calculated the amount of coulombs that can be generated based on DO...

19 July 2013 1,612 0 View

How much oxygen will be consumed by DO probe (membrane probe)?

Currently I am using membrane associated DO probe for measuring dissolved oxygens, but I want to know how much oxygen will be consumed by DO Probe itself, per measurement?

30 April 2013 8,021 1 View

How to calculate the reduction potential of halfcell (MFC-cathode) with respect to the amount of dissolved oxygen concentration using Nernst equations?

Generally with oxygen, the OCV of a cathode electrode has some value, but with increasing or decreasing the dissolved oxygen (DO), will it affect the point of reduction peak in cyclic voltammetry?

24 April 2013 512 5 View

Bicarbonate estimations

How to measure the concentration of bicarbonate, when we are purging the solvent (water) with normal air or CO2 gas?

13 March 2013 2,600 3 View

Does anyone know how to separate bacterial and algal cells physically?

Is centrifugation a good method? I mean if we took a sample which is containing both algae and bacteria, for example algae grown in waste water along with bacteria. For analysis I need to separate...

23 October 2012 3,964 14 View