I need a simple routine method that can be used for the quantitative assay of ampicillin and cloxacillin combination in capsules and syrups.
Thank you in anticipation.
Best Regards.
TMY means Typical Meteorological Year
05 April 2023 9,623 1 View
Because of the HF content of Kroll's reagent which is very dangerous to handle, I would like to know if there is/are other etchants for titanium aluminium alloys. Thanks.
20 March 2023 3,780 3 View
Good day friends. I have a few questions regarding my project. The project is mainly focused on IoT, network traffic classification, intrusion, machines learning/deep learning. So, my...
03 September 2020 6,075 2 View
I'm looking for the best method to use for IoT monitoring system project. I will appropriate if anyone can advice me on HOW/WHERE to get some previous studies dataset to run a simulation. Thanks.
16 April 2019 5,785 5 View
Warm greetings, I am grateful to as many that have taken time to provide quality and professional answers to my previous questions. Part of my current research is measuring emotional response...
14 March 2019 9,420 0 View
Photocatalysis is termed by researchers (or green chemist) to eliminate secondary pollutant by mineralization of organic pollutants.
07 March 2019 4,017 5 View
I used an Electrochemical Analyzer Model CHI604E, Made in USA to make this plot and I am not getting the supposed semi-circle plot. Please I need assistance. I used AC Impedance, AC Impedance-Time...
12 December 2018 9,335 11 View
The mechanism of the reaction occurs in three steps: oxidative addition, transmetalation and reductive elimination. I need to depict the action of the catalyst...
31 October 2017 2,546 5 View
I want to find the relationship between 9 component of mission statement and customer satisfaction of 6 companies .which statistical tool will be appropriate for analysis.
24 June 2016 1,545 10 View
Why are transitions of lower energies more important than those of higher energies in UV-VIS spectroscopy?
11 October 2015 7,617 4 View
NA
11 July 2024 8,969 1 View
Hello everyone. Could you help me with the following problem. I am going to determine ascorbic acid in capsules using an AOAC method. The method gives the following equation: mg ascorbic...
24 June 2024 789 1 View
I've been doing transformation several times with DH5. I got overgrowth/bacterial lawn growing on my plates twice, and when I transform for the 3rd time, there's no colonies formed. I'm using heat...
22 June 2024 4,843 1 View
For the estimation of carbohydrates there are different methods. As D39 serotypes contain glucuronic acid as one of the monosaccharide sugars, napthoresorcinol can be used to quantify it. if...
17 June 2024 888 0 View
I've pelleted down the overnight ampicillin supplemented cultures of DH5ALPHA for pET22b isolation 5 days ago and stored them on -20°C without adding any buffer or glycerol. Would the cells be...
09 June 2024 6,479 2 View
So I made a 100 mg/ml solution of Ampicillin and in order to solubilize the powder I used 1 M NaOH. I noticed the solution turns yellow shortly after dissolving and I was wondering if some...
05 June 2024 7,170 0 View
I am currently running a plasmid isolation. I am using a bacterial stab to grow the plasmids. We have used this stab a few times now. Unfortunately, we have not had the chance to make glycerol...
08 April 2024 2,035 4 View
I am currently working on a CRISPR Cas9 project that involves preparing DH5a competent cells for bacterial transformation. I conducted heat-shock transformations using PUC19 as a positive control...
09 March 2024 8,992 1 View
I'm currently in a project involving CRISPR Cas9 for gene knockout and have initiated gene cloning following the protocol from the Zhang lab. My next steps include performing a ligation reaction...
28 February 2024 1,556 3 View
Hi, Thank you in advance. I have a glycerol stock of a mutated E. coli (point mutation). I am wondering, if I streak a fresh plate (LB ampicillin) will I have the same clone as original. So that...
06 February 2024 3,876 2 View