HSN code HSN description GST 508 Coral And Similar Materials, Unworked Or Simply Prepared But Not Otherwise Worked; Shells Of Molluscs, Crustaceans Or Echinoderms And Cuttle-Bone, Unworked Or Simply Prepared But Not Cut To Shape, Powder And Waste Thereof 5% 50800 Coral And Similar Materials, Unworked Or Simply Prepared But Not Otherwise Worked; Shells Of…