Product Code TM 2254
Niacin Assay Medium is classified under the category of assay medium of vitamin assay medium. The other two categories of medium essential in vitamin assay are the inoculum media, used for preparation of inoculum to be used in the assay procedure, and maintenance media, used for maintenance of stock cultures used in assay procedures. Niacin Assay Medium is prepared according to the formula described by Snell and Wright and modified by Krehl, Strong and Elvehjam and Barton Wright. This medium is recommended by AOAC and USP. Niacin Assay Medium is used for the assay of Niacin (Nicotinamide) employing Lactobacillus plantarum ATCC 8014 as the test organism.
Niacin Assay Medium is used for both turbidimetric and acidimetric analysis. Turbidimetric determination is made after 16-18 hours incubation at 35-37?C. Acidimetric determinations are best made following 72 hours incubation at 35-37?C.
for the microbiological assay of Niacin (Nicotinic Acid) or Niacinamide using Lactobacillus plantarum ATCC 8014 as the test organism
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