8 level non reversible temperature sensitive label

...Level Non-Reversible High Temperature Sensitive Labels for 37-65℃/99-149℉ Irreversible temperature-sensitive labels are designed to permanently record temperature changes. Widely used in industrial, medical, and food sectors, they feature a special chemical coating that undergoes an irreversible color change when a preset temperature is reached, providing an intuitive and reliable basis for temperature...

... process, TPU casting protection, silicone protective film and new energy electronics industry. ››› Product Features 1. Producing in the 1000-level clean environment, with high cleanness; 2.