CRYO BOX Cryo boxes are moulded in polycarbonate making it tough,durable and autoclavable. this handy rack can hold 50 vials at a time. the unque feature of this rack is that vails can be unscrewed without actually picking them up as the vials will lock in every well and hence will not twist. this rack is provided with four anti skid rubber and each well is identified with an alpha numeric index. Qty :