... 2.keep medicine cold for around 35h 3.with cold source 4.CE mark, ISO medical box, medicine box, vaccine cooler ... , Life Science and other Medical ProductsIVD products and biological specimensSelected fresh food, drink and dairy products1.3 Usage of vaccine cooler ... 10 hours). If using HT Ice Packs, fill with clean fresh water, firmly replace the screw cap, then follow the same ...