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 Rigana Stainless Steel Sounding Tape 3. Sounding Tapes, Tank InspectionRead more Intrinsically Safe Conductivity Meter Aviation Testing Equipment, Tank InspectionRead more Rigana Yellow Enamel Steel Sounding Tape 3. Sounding Tapes, Tank InspectionRead more Intrinsically Safe LED Headlamp – 3AA Intrinsically Safe, Tank InspectionRead more