Which of following is used to calibrate the absorbance scale In UV-Visible Instrument?A. KMnO4B. HCLC. K2Cr207D. KCL 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments