Rizal Ali

3 Questions 2 Answers 0 Followers

Questions related from Rizal Ali

Unsuccessful of primary keratinocyte culture, is it because of technique or other factor such as the human skin condition?

Hi, I have done primary keratinocyte culture for a total of 4 times. For the previous three times, i have failed due to contamination and currently I am changing the media every two days. However,...

26 April 2022 7,666 3 View

Low R2 value, difference of 0.2 between adjusted & predicted R2?

I have completed the supercritical fluid extraction of my sample. However, after I have fill in the yield values into the design expert, the results suggested that the model is linear even though...

10 August 2021 779 3 View

Contamination in gas chromatography?

Based on the chromatogram of the blank hexane, it shows that there are ghost or unknown peaks in that chromatogram even though most of the parts of the GC have been changed to new prior analyzing...

10 August 2021 8,461 5 View