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Coleman, M D; Render, S; Dimopoulos, C; Robinson, R; Lilley, A; Camm, R*; Standring, R* (2013) TGN M22 Measuring stack gas emissions using FTIR instruments: testing equivalence to H2O, CO, NO, SO2 and HCl SRMs in accordance with CEN/TS 14793. NPL Report. AS 75