Dr.Aneez Ahamad, P.Y

9 Questions 22 Answers 0 Followers

Questions related from Dr.Aneez Ahamad, P.Y

Dear Chemists, anyone could tell me how to represent as nitrate after finding the percentage of nitrogen in sodium nitrate?

Nitrogen percentage was found out by Devarda distillation

27 March 2017 9,774 3 View

Does anyone have a concrete idea regarding OPA derivatization reagent preparation used during the analysis of histamine?

I use sodium tetraborate buffer. It never dissolves easily in water (10.0 mM, adjusted to pH 10.0 by 10.0 mM & 1.0 mM NaOH). It still look hazy. It is to be added to (OPA, Methanol and...

12 October 2015 963 1 View

What is the major diference between C-3 and C-4 plants?

Why is it that honey requires C-3 plant sugars?

03 February 2015 3,967 14 View

Could anybody give a reference on the HPLC determination of antioxidants?

The use of synthetic phenolic antioxidants in oils and fats are very common

28 January 2015 3,996 3 View

How can I separate glutamic acid and added monosodium glutamate?

MSG is used as a flavour enhancer in potato chips, noodle seasoning and in meat sausage preparations

02 January 2015 5,590 3 View

Is the separation of bioamines eluting along with histamine a difficult process in UHPLC?

As it is closely related species, in the spoilage fishes u find close retention times

25 December 2014 10,015 2 View

Can someone throw some light on the analysis of sodium salts of nitrites and nitrates added as preservatives in meat by HPLC ?

Could be a full text reference

25 December 2014 8,509 3 View

Increase in histamine concentration is an indication of spoilage of fish. Does anyone analyse histamine in fish by HPLC?

Thanks in advance for your replies.

23 December 2014 7,465 2 View

Does anybody have the address of the supplier who provides CRM in Honey matrix?

This is for stable isotope analysis

09 December 2014 1,926 1 View