SOLID PHASE-SPECTROPHOTOMETRIC DETERMINATION OF THIOCYANATE USING PERMANGANATE AS OXIDANT AND POLYURETHANE FOAM AS A SORBENT. Bulletin of the Taras Shevchenko National University of Kyiv. Chemistry, [S. l.], v. 51, n. 1, p. 34–36, 2015. Disponível em: https://chemistry.bulletin.knu.ua/article/view/8521. Acesso em: 14 feb. 2026.