KOEHLER K27600 Weighted Copper Beaker with 3/4in Opening, 946mL Capacity. This weighted beaker is for sampling from tank cars, tank trucks, shore tanks, ship tanks and barge tanks. Copper construction with weighted bottom. Includes handle and chained cork. Takes all level samples, running samples, and top, upper, middle, lower and outlet samples. Select 3/4" (19mm) opening for light crude oils, light lubricating oils, kerosenes, gasolines, transparent gas oils, diesel fuels and distillates. Capacity 32 oz. (946mL). All samplers conform to ASTM D4057 (formerly ASTM D270), D6074 or ASTM D1265 specifications. Shipping Weight: 6 lbs (2.7kg).