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STD Concentration: 0 - 0
(free & total)
The color increase is directly proportional to the polyphenols concentration of the sample
Cleavage of the disulfide bond (R-S-S-R) of DTNB by a sulfite molecule yields the 5-mercaptan- 2-nitrobenzoate molecule
Primary Amino Nitrogen (PAN), Y200 / Y400 and Spica format, reagent kit for wine, kombucha and cider Dairy View Product DocumentationColorimetric analysis for primary amino nitrogen determination Kit volume: 150 ml Method: Two reagent differential at 340 nm Limit of linearity: 400 mg l Limit of detection: 1 mg l (ppm) Advantages Stable liquid reagent until the expiration date Stable working reagent for 12 months Ready to use dedicated reagent Liquid calibrator included in the kit Nitrogen compounds (molecules containing a primary amine nitrogen) in must and wine play a key role in
