I have two pH meters with the same brand but with significantly different results. Why is this and how should I solve this problem?
They need to be calibrated.
Greetings to all! I hope you are doing well. May I ask if ever you have some Band Literature that you can share to me for my Research survey class? Thanks a lot for your kind help. Cheers!
11 December 2023 3,844 1 View
Can someone help me with dosing ultra short and short peptides? Cytogenes and cytomaxes? thanks
31 July 2022 4,806 0 View
In the research design, MLRA was proposed since relationship is to be determined between several independent variables and a dependent variable. Nevertheless, the results was found to be not...
21 March 2021 1,083 5 View
help me identify the statements that fall in self confidence, enjoyment, motivation and value in the ATMI by Tapia, and help me also ask permission to use the ATMI as my research instrument....
21 April 2020 1,865 0 View
Can you help me interpret the result of of the ATMI different factors..how can i interpret it as how low, moderate, or very high the result is of the factors.
29 March 2020 2,062 3 View
how can i contact sir wayne w. Welch? I want to ask permission if i can use and guide how to use the Mathematics attitude inventory?
08 February 2020 6,315 3 View
Is there anyone who can share the research instruments in the issues and problems in the implementation of spiral curriculum in teaching science? specifically in the Philippines. thank you and...
28 April 2018 7,513 3 View
I am working with with some chemical reactions in which I have the following bond.OH-B-O-Si-O-B-OH. as you can see the OH on both ends. I am trying to terminate the OH on both ends or at least...
20 July 2017 5,310 0 View
I understand that some organisms are able to break down or detoxify certain pollutants in cases like phytoremediation, but in cases wherein certain organisms are used solely as accumulators or...
07 July 2016 1,067 9 View
What particular morphological characteristics would be most useful in identifying members of Acanthogyrus?
06 July 2016 7,635 2 View
Hello, I suspect that a molecule I am using is causing bacteria to experience osmotic shock. What chemical properties should I look for to compare this capability with those of other substances?...
06 August 2024 977 1 View
We are working on biopolymeric hydrogels. Our system is highly viscous and sticky, and the gel formed are high in strength. We are unable to use pH electrode and pH strip. Please suggest an easy...
30 July 2024 942 2 View
Hello everyone! How can i prepare EDTA buffer solution (pH 8.2) to determine GSH levels? Thank you in advance.
29 July 2024 4,374 1 View
I want to preserve the sample leaves for the LM study of the stomata and conidia analysis. Whether 2.5% glutaraldehyde in 0.05 M phosphate buffer with pH 7 can be applied for preservation.
29 July 2024 8,560 0 View
The column is used in Ion Exchange Chromatography of Monoclonal antibodies and the method of analysis is based on pH gradint.
13 July 2024 7,462 1 View
I performed CV of Cu-MOF in a buffer solution of pH 8, and we did not find any peak corresponding to Cu2+ to Cu+. What is the reason behind this? Please give your valuable suggestions.
08 July 2024 2,388 4 View
I was wondering if it is possible to form a permanent open "ssDNA bubble" similar to a transcription bubble (>13 nucleotides) within E. coli. These criteria are important: 1. Open ssDNA...
07 July 2024 8,275 5 View
Can this pH of 8 be due to the presence of other substances? Or do I have an error somewhere in the analysis? Thank you!
26 June 2024 9,093 4 View
Hello, We are designing a protocol to determine the effect of certain compounds in the health of rats, but our problems have certain instability issues when subjected to certain pHs. We were...
19 June 2024 5,950 1 View
Hello, I am trying to purify a 6X-His tagged protein using Ni-NTA chromatography. However, I obtain very less yield & concentration; and considerable protein in load flow through. Any...
16 June 2024 5,876 5 View