摘要

A Mangrove plants Kandelia Candel pigment was applied in the catalytic spectrophotometry.In dilute sulphuric acid medium,Kandelia Candel pigment discolored in the oxidization reaction with potassium periodate catalyzed by Pd(Ⅱ),and the discoloring extent of solution with Pd(Ⅱ) concent behaves the li...