The sample cooler is a compact unit, specially designed in accordance with ASME SEC-VIII, Div-1 & ASME PTC-19.11 to handle high pressure & High temperature applications. These coolers as designed for counter flow cooling to achieve very close temperature approach of the sample to coolant. These cooler as made up of double helix coil which meets ASTM D1192 requirements, fitted with a baffle for maximum efficiency. The shell is mounted through flanged connections and it can be removed without disturbing sample lines.