22 May 2023 1 9K Report

for example the principle for quantification of alkaloids is based on formation of alkaloids precipitate by ammonium hydroxide after separation from its salts.

More Mubarak Muhammad Dahiru's questions See All
How combine yolo with Faster R-CNN?

I want a model that is balanced with accuracy or speed, faster rcnn has high accuracy while yolo have fast speed. i am thinking to combine them to get a hybrid model to achieve both speed and accuracy

02 August 2024 3,104 0 View

What should be the sample container for the hydrothermal reaction in a microwave reactor at 180 °C for 10 min at the heating rate of 5 °C per minute?

Suggest one of them 1. Teflon-lined stainless steel autoclave: 2. Alumina (Al2O3) ceramic container

30 July 2024 7,326 1 View

Addition of EDTA during the synthesis of copper nanoparticles to prevent it from being oxidized?

I've attempted to use this method to synthesize copper nanoparticles. Copper nanoparticles can be synthesised using a variety of precursor materials. CuSO4, distilled water, NaOH, and EDTA are...

28 July 2024 8,027 3 View

Can I please ask why my samples from anaerobic bioreactor giving me different size PCR product even after multiple runs?

Hi everyone, I have extracted DNA from a biogas bioreactor using Qiagen kit and prep cDNA library then used this library as template to optimize primers for qPCR (taken from papers). Some of the...

23 July 2024 1,329 5 View

Swerling Characteristic functions?

Hello!!! I want to implement the Swerling characteristics functions (CF) directly in MATLAB without using its Fourier integral pairs...the Swerling CFs are actually Laplace Transform of the signal...

23 July 2024 4,925 1 View

Radar Detection Probabilities?

Currently I need to calculate detection probabilities (PD) from RCS data. Beta distribution parameters for this RCS data are calculated and will be used in Swerling0 Equation. The idea is based on...

22 July 2024 2,851 0 View

Why methanol and sulphuric acid used in the analysis of polyhydroxyalkanoates (PHA) by GC-MS?

Why methanol and sulphuric acid, used in the analysis of polyhydroxyalkanoates (PHA) methyl esters by GC-MS? Additionally, why do we typically use non-polar solvents in GC-MS?

22 July 2024 1,210 2 View

Radar Detection Probabilities using beta distributed Scattering Cross section?

Currently I need to calculate detection probabilities (PD) from radar cross section (RCS) data. Beta distribution parameters for this RCS data are calculated and will be used in Swerling0...

22 July 2024 868 0 View

I want to buy Hydrothermal Synthesis Autoclave from any European company. Can anyone suggest any company inside Europe?

Thanks

22 July 2024 1,143 3 View

Optimal condition for depositing FTO target 95:5% using sputter technique?

Hello I want to know about the sputtering condition of depositing FTO from target 95:5%. I tried with RF sputter in pressure 2.5Pa and 100 sccm Ar at room temperature but it showing no...

21 July 2024 1,680 2 View

Similar questions and discussions
What does an additional peak in FTIR between 3100 and 3300 nm affect the quality of the material, benzethonium chloride USP??

I do not know much about FTIR! The material Benzethonium Chloride USP was compared to a reference standard in regards to FTIR, as per the USP testing: Identification B. Infrared absorption (FTIR),...

16 July 2024 6,918 7 View

How can I extract glycosides from mangrove leaf samples without an incubator that can reach temperatures above 60°C?

I want to extract glycosides from my mangrove leaf samples, but my laboratory lacks an incubator capable of reaching temperatures above 60°C. The paper I am following specifies a minimum...

13 July 2024 3,686 0 View

Asked a separate ways?

Dear all, I have a question regarding ways to separate ammonium nitrate and phosphorus pentoxide？

12 July 2024 3,164 2 View

65% saturation of ammonium sulfate in 100 ml? (for protein precipitation)?

Hi All: I need to precipitate extracellular protein from supernatant. A bit confused with ammonium sulfate calculation. Should I be adding: 1. 65g of ammonium sulfate in 100 ml of...

09 July 2024 5,508 0 View

Which is more preferred method for the screening of phytochemicals of a plant sample, aqueous or any organic solvents ?

I have tried to screen various phytochemicals of different plants leaves sample with antimicrobial property. I have tried aqueous extract of plants. But i have doubt whether sample is actually...

18 June 2024 8,947 4 View

How to identify the class of phytochemicals or plant secondary metabolites after GC-MS analysis and NIST library identification?

I have performed GC-MS analysis of Phytochemicals from a medicinal plants and also identified compound using NIST library. After NIST identification, I have a list of compounds. I am constructing...

12 June 2024 235 4 View

How to choose the time and acid-base environment for the Clayson Schmidt reaction?

I want to replicate the third step, but there seems to be no reaction in an alkaline environment. However, sodium hydroxide is used in the literature. Should I switch to an acidic environment

05 June 2024 9,358 1 View

How exactly do we prepare mobile phases used for LC/MS?

I am doing research that requires using LC/MS to analyse my data. I have very little knowledge of chemistry and LCMS. I have read through many posts and articles, but there is not a single place...

03 June 2024 3,963 5 View

Can methyl cellulose be used as a binder in the preparation of zeolite pellets?

I am currently preparing zeolite pellets for adsorption applications, specifically for removing phosphate and ammonium from aqueous solutions. So, I need to know about the binder used during this.

27 May 2024 5,802 0 View

Polyethyleneimine reacting with Cerium Ammonium Nitrate?

I am currently working on a drug-loading process that should be examined by UV detection. One of the processes I have to apply to detect the therapeutic agent concentration is utilizing Cerium...

25 May 2024 9,896 0 View

Our partners will collect data and use cookies for ad personalization and measurement. Learn how we and our ad partner Google, collect and use data. Agree & close