250R-DR is high temperature and high pressure compact chamber, one is used for Supercritical Water with temperature ranges upto 400 degree C and max pressure upto 50 MPa and the other is used for Supercritical Carbon dioxide. We can also provide sapphire window for UV-V and Raman spectroscopy. High pressure hand pump, coolant jacket, temperature controller, pressure control system, high-pressure pipes and pressure release valve for the chamber.High temperature and high pressure compact chamber can be kept in diffuse reflectance accessory of FTIR which is easy to set and remove. Diamond is used in standard window. These chambers are compact and easy to set and remove from DiffuseIR accessory. We are providing high-pressure hand pump, coolant jacket, temperature controller, pressure control system, high-pressure pipes, and pressure release valve for the chamber.