Ammonia removal material, ammonia removal method and hydrogen gas production method for fuel cell vehicles

摘要

PROBLEM TO BE SOLVED: To provide: an ammonia removal material capable of efficiently obtaining a mixed gas (B) having an ammonia concentration of 0.1 mol ppm or less from a mixed gas (A) which contains hydrogen, nitrogen and ammonia and has an ammonia concentration of more than 0.1 mol ppm; an ammonia removal method; and a method for producing hydrogen gas for a fuel cell automobile which has the ammonia removal method.SOLUTION: There are provided: an ammonia removal material containing zeolite having a pore diameter of 0.5 nm or more and 2.0 nm or less; an ammonia removal method using the ammonia removal material; and a method for producing hydrogen gas for a fuel cell automobile having the ammonia removal method.SELECTED DRAWING: None