I would like to know what is the exact procedure of reduction of nitrate to nitrite by nitrate reductase. If there is any other way to reduce nitrate to nitrite (apart from reduction with cadmium) please let me know.
Hello everyone, for quite a long time I have been trying to determine Pb in FAPAS test material, but to no avail. Calibration blank is always too high, ABS readings are sometimes low or even...
03 December 2020 9,172 5 View
I would like to know what is the method to determine carbohydrates in meat. It especially important to know how to prepare the sample and is there any kind of pretreatment to be done? The only...
02 November 2017 4,781 7 View
I know that extraction with automated Soxhlet takes less time, but I'd also like to know is there any data how much water and electricity is saved when using automated Soxhlet system?
24 July 2017 9,047 1 View
In case that food and feed analysis can be done in the same lab, should separate lab glassware be used?
13 July 2017 349 5 View
Does your hospital has any guideline for preoperative PHARMACOLOGY management of cataract or glaucoma surgery? I am trying to collect as many opinions from all over the world
01 June 2016 7,409 6 View
I am trying to find any information about number of performed vitrectomies world wide as well cataract surgeries? Do we have everyday increasing number of vitrectomies? Is there any data or any...
27 March 2016 8,914 6 View
Hope you will able to help me with this question. I have conducted a research regarding refractive errors. According to my results I have a total number of 150 children with different refractive...
20 January 2016 3,097 11 View
Apart of that her IOT was 21,9 mmHg right eye and 23,0 mmHg left eye.
19 May 2015 5,432 6 View
What is the behavior of anaerobic bacteria in deep salty groundwater with high level of chlorine? Is the nitrate level deceasing and is denitrification controlled by excess chlorine? Thanks
13 July 2024 1,581 4 View
Dear all, I have a question regarding ways to separate ammonium nitrate and phosphorus pentoxide?
12 July 2024 3,164 2 View
The recharge of deep sandy groundwater is slow. Does the high level of nitrate promote bacteriological activity knowing that it requires a high level of O2? Thanks
10 July 2024 9,883 5 View
I used forcite module of Material Studio software to simulate the dissolution of zinc production waste in deep eutectic solvent. UFF force field has been used for the optimization of molecules,...
02 July 2024 7,494 1 View
I am trying to synthesize silver nanoparticles from a plant extract. But lower concentration of AgNO3 solution is not enough to obtain my desire UV spectrum for the characterization. So I want to...
25 June 2024 3,829 0 View
I use molecular sieve 13X and Iron nitrate powder Fe(NO 3)3 • 9H2O. and commercial TiO2. I need to prepare 8% Fe, 8% TiO2 containing with zeolite 13X. I want to use this method below: WET...
17 June 2024 4,153 2 View
Hello I want to know is there any way to download all 3d structures of natural products of IMPPAT database?
14 June 2024 7,298 1 View
I need the calculation procedure for this Thank You
05 June 2024 2,752 2 View
For fatty acid and amino acid profile analysis in Litopenaeus vannamei post-larvae (1-1.5 gr), is it necessary to remove the head and peel? or it's possible to use whole body including head, peel...
04 June 2024 4,497 0 View
I'm dealing with this pond water for analysis of chemical parameters such as (ammonia, nitrite, nitrate, phosphate...etc.) using a visible spectrophotometer while I was preparing standard curves...
03 June 2024 6,841 1 View