COMPLY ATI STERILABEL Chemical Indicator Label for Steam. Color changes from purple to green. Externally visible chemical indicator that change color when exposed to sterilant provide assurance that packs were processed without need to open pack. Labels adhere to hard-to-stick surfaces while peeling off easily after use. UOM: CA. Packaging: 12 RL/CA. UPN:00707387469429 (RL) UPN:50707387469424 (CA