Jnks Lo

11 Questions 9 Answers 0 Followers

Questions related from Jnks Lo

How can I prevent me Elisa sample results from running high compared to specification and prevent plates from failing?

I am under training and just running controls positive 1 & 2 , negative control and titer controls. My controls are higher and hence my plates are failing. Can you think of possibilities as...

02 February 2015 1,438 4 View

Why is SDS PAGE used for SOS response research?

Hi All, Can you please explain a process for SOS response research and use of SDS PAGE in it. I appreciate your input. The bacterial response to DNA damage is known as the SOS response.The SOS...

12 December 2014 1,467 2 View

1:25000?

Hi all i am performing

12 December 2014 3,656 6 View

Test method to detect component from the reagent - can anyone help?

Is there a test I can go with? Please give some reasonable test methods as our lab doesn't have lot of equipment's other than the plate reader. How can I evaluate the concentration of metol from...

10 October 2013 7,072 3 View

Can I use acetone to store my reagents?

As acetone is soluble with many reagents it seems to be working with mine. But I am not sure if it is a good idea to use acetone instead of H2O in reagents?

10 October 2013 323 4 View

What would the product of these two compounds be?

Pyrogallol and Tungstocilic Acid (TSA). I get a yellow color and was wondering what reaction is causing this.

10 October 2013 6,125 3 View

Is there a way to identify the stability of the reagent ?

We dont have HPLC in our lab. Some chemical analysis will be of big help. I added some reducing agents to see if it stops oxidizing my reagent. Now I will have to wait a month to see some...

10 October 2013 8,234 8 View

Can someone suggest a test method to find how much acetone should be mixed with water to get good results?

I have a reagent where I will be mixing it with acetone + water. How do I come up with proportion for it?

10 October 2013 1,522 2 View

Reagent stabilizer

My reagent shows slight color change in six months ( Colorless to slight yellow). It does affect my test runs after 6 months giving me low signal. But when I checked its ph ,redox it is same as...

09 September 2013 6,463 3 View

Reagent Stability?

I am currently having an issue. My reagent shows some slight coloration overtime. As soon as we see coloration I see my test failing most often. I think the reagent loses its enhancing potency...

09 September 2013 1,697 3 View

How do I determine the concentration of Silver from a AgNO3 sample with a spectrophotometer?

Anyother method to determine the loss of silver ions overtime and find the concentration of Silver? Note : when I tried it the sample shows reduction. The difference between the 2 min and 5 min...

04 April 2013 7,377 9 View