Table of Contents

Foreword<br>1 Scope<br>2 Normative references<br>3 Terms, definitions and symbols<br>4 Principle<br>5 Apparatus<br>6 Test specimens<br>7 Measurement preparation<br>8 Test condition<br>9 Test procedure<br>10 Calculations<br>11 Test report<br>Annex A (informative) - Calculation of theoretical<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;infrared radiance spectrum L(lambda,T) using<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Planck's blackbody radiation function<br>Annex B (informative) - Christiansen effect<br>Annex C (informative) - Validity of normal quasi-total<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;emissivity<br>Bibliography

Abstract

Describes a method used for the determination of normal spectral emissivity and normal quasi-total emissivity of fine ceramics using blackbody reference with a Fourier transform infrared spectrometer (FTIR) at elevated temperatures.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 206
Supersedes	ISO/DIS 19618 : 50.20 (2016)