Explain the determination of nicotinic acid, Biology

Assignment Help:

Determination of Nicotinic acid

The chemical methods of assay are based on colour reactions of pyridine. Nicotinic acid and nicotinamide are converted by cyanogen bromide into a derivative of the glutacone aldehyde, which is condensed with aromatic amines to form polymethine dyes (yellow colouring reactions).

The microbiological assay involves the titrimetric determination of lactic acid produced by Lactobacillus arabinosus ATCC 8014.

 


Related Discussions:- Explain the determination of nicotinic acid

Precaution for determination of haemoglobin content in blood, Define Precau...

Define Precautions for Determination of Haemoglobin Content in Blood 1. Potassium cyanide is highly toxic and hence drabkin's solution should not be pippeted by mouth. 2. Dr

Nurse case management , Organizational assessments are vital to the introdu...

Organizational assessments are vital to the introduction of Nurse Case Management (NCM) and Clinical Nurse Leaders (CNL)  ( I am in school for the CNL) Use the guidelines below

Qualities of a good counsellor, It is important to know about qualities of ...

It is important to know about qualities of a counsellor because you will be counselling a diabetic patient and his family members in clinic/home/hospital and therefore, you shoul

Homo habilis, Two important human fossils that throw much light on the huma...

Two important human fossils that throw much light on the human ancestory were discovered in .Olduvai beds in Africa and in central Java respectively. Although the development of bi

Phylum and chordata, phylum and chordata ex. and their classiication

phylum and chordata ex. and their classiication

FISHERIES, describe the endoskeleton of fish?

describe the endoskeleton of fish?

Types of nitrogen wastes excreted by living beings, Q What are the three ma...

Q What are the three major types of nitrogen wastes excreted by living beings? The main nitrogen wastes excreted by living beings are ammonia, urea and uric acid. Living beings

Respiratory system in living organisms, Respiratory System in Living Organi...

Respiratory System in Living Organisms Respiration is a necessary physiological process in all living organisms by which they obtain energy for carrying out all the metabolic

Duck septicemia (duck pasteurellosis/new duck disease), D uck septicemia (...

D uck septicemia (duck pasteurellosis/new duck disease) The disease is caused by Pasteruella anatipestifer (Syn. Riemerella anatipestifer ) that mostly affects growing duck

Define titrimetric method - 2, Define Titrimetric Method - 2, 6 Dichlorophe...

Define Titrimetric Method - 2, 6 Dichlorophenol Indophenol Method? The titrimetric method is a redox titration method which depends on the reduction of the blue dye 2,6 dichlor

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd