8 Questions 1 Answers 0 Followers
Questions related from Ahmad Emad
Dear Connections, I wanna to calculate the Carbon footprint in Cosmetics products. So, please share your thoughts. Thanks in advance
13 December 2021 9,528 4 View
Dear Connections, IS That okay, If I injection Paraffin and Sun Flower Oil as it's to GC-MS, or this may be damage the column? If okay to inject, How can inject the sample look like as it's or...
31 May 2021 2,646 3 View
Dear Connections, I have a sample which has a very strong odor of Kerosene, So I wanna cover this awful odor. I made a trial using some esters but didn't work. If there any suggestions, I'll be...
23 March 2021 1,978 2 View
Dear Connections, I hope that everything going well. I wanna to clean the column of GC-MS Apparatus. So, What is the proper solvent for cleaning without any damage in a column? Thanks in advance
15 March 2021 5,201 5 View
Dear Connections, I hope you are doing well when I made an Autotune on GC-MS to check the apparatus, it does not continue the process, and there a problem in the mass Filter Electronics as shown...
11 October 2020 8,428 3 View
Good afternoon everyone, I hope you are doing well I had several samples of liquid detergent I wanna to soluble it with a solvent. I tried with both of ( water, Ethyl alc., Parrafin Oil, DPG,...
06 August 2020 8,819 3 View
Hi everyone, I hope you are well and stay safe. I am an operator for GC-MS instrumental and my company replace the column with another new one which called DB-WAX (60m*0.250mm*0.25microm). A...
15 June 2020 4,574 3 View
I wanna to injection sample which contain only ethyl alcohol is that okay or not?
07 April 2020 9,286 4 View
