Home Tank Inspection 6. Sampling Equipment Sample Flask – Bottom Sample Flask – Bottom Designed to take samples from the bottom of the unit. Made from highly polished stainless steel. Standard sizes are 500ml and 1L. Buy Now Categories: 6. Sampling Equipment, Tank Inspection Tags: Dip Tape, Dip Tape Suppliers, Steel Dip Tape, Tank Dipping Tape Description Product Code Size 1511 500 ml 1513 1 l Related products Ullage Gauge 9. Rail Tankcar Equipment, Tank InspectionRead more Sample Flask – Top 6. Sampling Equipment, Tank InspectionRead more Intrinsically Safe LED Headlamp – 3AA Intrinsically Safe, Tank InspectionRead more Intrinsically Safe LED Torch – 2AA Intrinsically Safe, Tank InspectionRead more