Johnson® Starch & Potassium Iodide Paper, for the Detection of Oxidizing Agents with Certificate of Conformity, Color Reaction (White → DeepㆍBlue), High Quality 산화제 검출지 , 요오드화 칼륨 전분지-White, 용액내에 산화제(염소, 아질산 등)가 존재할시 Deep-Blue(군청색)로 변함