... - color- PMS color - packing: polybag,color box,CDU,etc cold blue ice freezer packs- CE,EN71 certificates- color- PMS color- packing ... using.3.Reusable, Non-toxic,Non-Caustic. Usage:Put the blue ice pack into ice making compartment of refrigerator to be ... cold storage and transportation of poultry,aquaculture product.Precaution:The blue ice pack can only be used for external medication.if ...