Chai Yee Ho

7 Questions 13 Answers 0 Followers

Questions related from Chai Yee Ho

I have two peaks showing side by side in my standard solution analysis for HPLC. How do I resolve this issue?

Hi everyone, when I tried to analyse my pure standard solution (Phytol), there are two peaks that emerged side by side in my HPLC analysis. I've tried with different mobile phases (acetonitrile,...

18 March 2019 7,201 16 View

Phytol Quantification Method via HPLC Analysis?

Hello, can anyone kindly provide HPLC analysis method for the quantification of phytol compound? Thank you.

07 June 2018 6,144 4 View

Varying absorbance in Total Phenolic Content analysis with Folin Ciocalteu reagent?

Good day, I am currently stumbled upon a problem in my TPH analysis. Prior to this, I have zero experience in carrying such analysis and any guidance or advice is greatly...

29 January 2018 6,677 2 View

Advice on Tocopherol Detection via HPLC-UV VIS?

Hi all, I am interested in detecting alpha-Tocopherol from my seed oil extract. I currently have HPLC-UV VIS, C18 column on hand. Can anyone recommend me the best method for the detection...

21 December 2017 3,011 8 View

How do we determine the mass of solute-free feed in Sovova mass transfer model for supercritical fluid extraction ?

As per title above, the mass of solute-free feed is required to be known in order to determine: x0 = kg total solute / kg solute-free feed xk = kg difficult access solute / kg solute-free...

29 June 2017 6,187 4 View

Where can I get EFB physical properties for simulation purposes?

Good day, I would like to simulate a plant design with HYSYS software but it involves a lot of hypo-components including lignin, cellulose, and hemicellulose of empty fruit bunch (EFB). Properties...

19 February 2016 7,978 1 View

Can we use Taguchi method on non-numerical values, such as types of materials, as one of the parameters in DOE?

Parameters to be included: Numerical values such as pressure, time, etc. and non numerical values such as type of materials, etc

12 August 2015 5,787 9 View