Moulded in Polycarbonate, these autoclavable racks are made for holding 1.5 ml. micro centrifuge tubes. These racks have a unique stacking feature which prevents movement in any direction. The holes are numbered & lettered for easy identification. Material :- Polycarbonate HSN CODE:- 39269099 Item No. Particulars Packing GSI/PL/77705 24 Tubes 4 Pcs. GSI/PL/77705 A 48 Tubes 4 Pcs.