... .3kg, 2.5kg H.S. Code: 95062900 LIFE BUOY 2.5KG and 4.3KG The Life Buoys of more than 4.0kg are ... used to release the self-activated smoke signal, supplying life buoy for the rescuese and research direction for the rescuers. It ... ’s in accordance with SOLAS 1974/1996, the international life-saving appliance code, and MSC.81(70). IMPA CodeTypeSize(mm ...