Rob Gerrard

5 Questions 5 Answers 0 Followers

Questions related from Rob Gerrard

Starch analysis - Ewers is 10520 method - elevated starch results?

Hi, I am getting elevated results in my starch analysis. It is about 2-3 % higher than usual. We have not changed anything. We are getting the same results over and over. I have checked the...

26 March 2024 1,355 6 View

Colorimetric glycoalkaloids in potato?

Hi, Has anyone got a method to test glycoalkaloids in potato. I don't have an HPLC so I'm looking for a wet chemistry method. I would like to quantify the results. If possible, I want to look a...

14 November 2023 1,656 1 View

Peroxide value and free fatty acid control?

We use an I house sample as a control sample (set up by running a PT sample along side it). However, over a few months it becomes rancid and we have to start the process again. Does anyone know of...

28 July 2023 8,665 0 View

Does anyone have the mycotoxin regulatory limits for animal feed in the UK?

Hi, I'm looking for levels for Aflatoxin, DON, H2, Ochratoxin, Zearalenon mainly for feed but dog/cat food would also be great? Kind regards,

28 June 2022 4,315 2 View

How do you determine the LOD for chemical oxygen demand testing using HACH Lange LCK314 kits?

The Hach Lange kit goes from 0-1000mg/L. Hach Lange say their LOD is around 6ppm and the LOQ is 21ppm. Does anyone know how they will determine the LOD and LOQ for these kits? I understand that...

28 September 2015 8,884 4 View