[Spectrophotometric and photometric micro-determination of nicotinic acid (niacin) in the blood].
D001769:Blood; D006801:Humans; D009525:Niacin / Q000097:blood*; D009539:Nicotinic Acids; D010783:Photometry; D013053:Spectrophotometry
D009539:Nicotinic Acids; D009525:Niacin
BLOOD; NICOTINIC ACID/in blood; SPECTROPHOTOMETRY
Spektrofotometricheskoe i fotometricheskoe mikroopredelenie nikotinovoi kisloty (niatsina) v krovi.