Hi all,
Do anyone know how to calculate the amount of Co2(in percent or ppm) from added bicarbonate into a solution. Will be a big help.
I have not done the analysis but planning to. I want to estimate CaCO3 in algal biomass.
03 April 2018 6,137 5 View
I would like to know how the positive tubes are scored in MPN for microalgae. Fluorometry or chlorophyll a or any other plating method ?
31 December 2016 5,695 4 View
Do you know of any service providers or institutes renting or leasing out inverted fluorescent microscope for a month or so. I have seen some providrs in USA, but are there any in India? Kindly help.
08 September 2016 7,002 1 View
As I am new to Mumbai I don't know any suppliers. Kindly help me to identify scientific suppliers who can deliver goods without delay.Kindly share address or contact details. Thank you.
07 August 2016 2,013 3 View
I am working on culturing algae with effluent. I want to scale up the effluent concentration from 10% to 100% in sea water keeping the total volume constant. Will it be possible?
03 April 2014 7,612 1 View
Can you guys list the institutions which provide SEM and TEM service for biological specimens?
07 August 2013 4,954 15 View
Hi I was separating carbohydrates by RP-HPLC. I used to get the solvent peak before the analytes and it was normal. All of a sudden, the solvent peak got inversed. I don't know why? Can anyone...
11 December 2011 652 11 View
In hydroxyapatite chromatography of proteins, is it necessary to bake the slurry overnight in an oven? Has anybody performed hydroxyapatite chromatography of proteins? If so please guide me....I...
10 November 2011 8,860 0 View
Do anyone know a method for sugar extraction from cyanobacteria for HPLC analysis?
08 September 2011 3,054 11 View
Anybody worked/working in cyanobacterial/microalgal sugar analysis by HPLC
08 September 2011 1,869 0 View
Approximate concentrations are require in compared with the WHO permissible limts
11 August 2024 2,723 1 View
Hey there, As a synthetic chemist delving into theoretical calculations for my imidazolium-based organic molecules, I would greatly appreciate any guidance on the appropriate input instructions...
09 August 2024 5,444 7 View
I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...
08 August 2024 8,329 0 View
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
I used humic acid at 0.044 g/kg soil in my pot experiment. But finally, I have to recommend kg/ha. Each pot's soil weight was 11 kg. What is the solution?
02 August 2024 7,186 6 View
Hi everyone, I'd like to better separate two close peaks coming from a bioconversion sample, I'm currently using a C18 KromaPhase 4,6mm Ø.I. SCHARLAU, particle size (µm): 10, pore size (Å): 100,...
30 July 2024 435 3 View
I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...
30 July 2024 6,420 1 View
Dear Siesta Users, I installed Siesta 5.0.1 and I want to use Grimme's D3 correction. According to the 5.0.1 manual, I could use a few parameters to include the D3 correction in the...
27 July 2024 5,748 0 View
It has been long known that EDC carbodiimide and NHS easter's half life agains hydrolysis are highly related to pH. However, very surprisingly, not yet found a paper giving a table/chart of their...
25 July 2024 8,738 0 View
I run mechanochemical reactions that involves the use of a large amount of catalyst (1:1 molar ratio to the reactant). When I try to understand the effect of amount of catalyst on the reaction, I...
23 July 2024 9,938 1 View