Measuring gas cuvette used in non-dispersive IR gas analyzers comprises body made of lead-free aluminum malleable alloy sealed on front side with radiation-permeable windows

摘要

A measuring gas cuvette comprises a body made of a lead-free aluminum malleable alloy containing more than 95% aluminum sealed on the front side with radiation-permeable windows (8, 9). Preferred Features: The inner wall surface (12) of the body has a depth of roughness of less than 2.5 microns m. The body is formed by extruding. The cuvette has a length of more than 180 mm.