3-Hydroxyisonicotinic Acid is used in the preparation of chelating agents for iron and aluminum.
Dean, A. et al. 1,6-Dimethyl-4-hydroxy-3-pyridinecarboxylic acid and 4-hydroxy-2-methyl-3-pyridinecarboxylic acid as new possible chelating agents for iron and aluminum. Dalton Trans. 2009, 1815-1824.
Valerio B. Di Marco; Robert A. Yokel; Haitao Li; Andrea Tapparo; G. Giorgio Bombi. Complexation of 3,4-hydroxypyridinecarboxylic acids with Iron(III). Inorganica Chimica Acta. 2004, 12(357), 3753-3758.
Gefahrenhinweise (EU): H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Do not breathe dust/fume/gas/mist/vapours/spray. Obtain special instructions before use. Wear protective gloves. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.