18 Questions 59 Answers 0 Followers
Questions related from B.K.K.K. Jinadasa
Is that possible extract inorganic arsenic (As-III & V) simultaneously by using liquid-liquid extraction technology? What is the suitable solvent and complexing agents?
04 April 2019 5,959 2 View
I need to extract seafood and need to avoid the arsenobetaine extraction, Are there any chemical reaction or extraction method to avoid the extraction arsenobetaine?
03 March 2019 8,024 4 View
I need to extract the As (III) and As (V) in mixture of organic and inorganic As mixture or from seaweed. Are there any way to stop the extraction of AB and organic arsenic compound?
03 March 2019 1,638 4 View
EU regulation no 2074/2005 gave the maximum level of TVB for fish in 3 categories as 25, 30 and 35 mgN/100 g. I need to know what are the basic to set this level. Is that only organoleptic...
08 August 2016 3,505 2 View
Do you any reference/literature of the proximate composition, especially protein content of Chitala ornata (Knife fish) flesh?
05 May 2016 6,903 1 View
One of my student plan to do small survey, target to take an idea about "total diet study". Here, I upload it and please be kind enough to comment it to improve the study?
04 April 2016 3,570 0 View
Here, I attached one method published for vitamin C determination, in generally Iodine solution used, but here, they use KI & KIO3? How to calculate I2 mol in here without standerdization or...
02 February 2016 5,920 3 View
Some authors give the dioxin concentration, pg/g and some gave the concentration pg/g WHO-TEQ. How to compare those values and how to convert TEQ to pg/g?
11 November 2015 7,631 3 View
We like to know what are the new field and area of analysis food (fish) and feed using FT-NIR. Can you suggest me the novel reserahc area or link of the publication which were perform using the...
06 June 2015 9,154 0 View
I need to APHA method for trace metal analysis in water and sediments, but that method is not available with us. Please give me the soft copy of that method.
12 December 2014 1,394 3 View
I need to analysis seawater samples for trace metals (Hg, Cd, Pb etc). I wish to use AAS; Agilent 240 FS model (GTA and VGA), I read one method, they used 45 mL sea water samples+ 5 mL HNO3 and...
12 December 2014 4,321 10 View
I need to analyse MSG content in fishery products, meat products etc. We have UV-VIS spectrophotometer, GC and HPLC. Can you give me a suitable method match with the above instrumentation?
12 December 2014 3,275 8 View
Are there any regulatory or safety levels for mercury concentration of human hair? What is the value and references?
09 September 2014 399 2 View
I need to analyze total sugar level in my sample (common food item, especially ready to eat food). I don’t wish use complex method like HPLC. Hence, I used following procedure. I used CRM (corn...
09 September 2014 4,135 11 View
I used graphite tube AAS for my Pb analysis in a fish sample. My procedure as below 1. Dip all glassware and plastic ware in detergent overnight and wash in 3 times using distilled water, then dip...
08 August 2014 6,083 8 View
I need to analyse malachite green content in shrimp samples. (I have HPLC, GC and UV-Vis only. Not any ms detector). Hence method should based on that eupments.
07 July 2014 2,417 1 View
I need to analyze the total carotinoid levels in sea urchin samples, but I do not wish to follow a complex method. If you have a UV-Vis method, that would be very helpful to me.
05 May 2014 1,971 1 View
Ditermination of total sugar in food samples
05 May 2014 8,853 5 View
