Tarigan, Rida Evalina, Departement of Pharmaceutical Chemistry, Faculty of Pharmacy and Health, Institut Kesehatan Helvetia, Medan,, Indonesia

• Vol 9, No 1 (2024): JKPK (Jurnal Kimia dan Pendidikan Kimia) - Analytical, and Environmental Chemistry
  Simultaneous Determination of Isoniazid and Pyridoxine Hydrochloride in Tablet Dosage Forms using Ratio Subtraction Spectrophotometry
  Abstract  PDF