The Frog Whisperer - Heating the PCM22 pack from Cryopak/ TCP in my sink under hot water for 5-10 min turns them liquid phase. If you take them out half done, that
Gel Packs, Ice Packs, Data Loggers, Temperature Monitors: Cryopak
Cryopak Ice/Hot Pack | Big Lots
Gel Packs, Ice Packs, Data Loggers, Temperature Monitors: Cryopak
Cryopak Phase 22 - 4 Pack — DBDPet
Cryopak Ice-Pak Reusable Gel-Filled Ice Packs; 0 degrees C, 9" x 6-1/2" x 1" cs/12 from Cole-Parmer
Cryopak Reusable Gel Ice Pack Large - 14"L X 21 1/2"W 15 Per Case | eBay
Cryopak Gel Medium Ice Pack Blanket - 8 3/4"L x 16 1/2"W