COLORIMETRIC DETERMINATION OF PD(II), RH(III), RU(IV) ON THE SURFACE OF SILICA GEL CHEMICALLY MODIFIED WITH THIOUREA GROUPS: UDC 543.4:54.412.2.544.723–546.9. Вісник: Хімія [Internet]. 2014 Nov. 13 [cited 2026 Oct. 6];50(1):41-3. Available from: https://chemistry.bulletin.knu.ua/en/article/view/8500