Astm D5705 Pdf May 2026

: The vapor space above the sample is purged with nitrogen to displace air. Conditions : The sample is heated to

is a standard test method developed by ASTM International (formerly the American Society for Testing and Materials). Its primary purpose is to determine the concentration of hydrogen sulfide (H₂S) present in the vapor phase of residual fuel oils. astm d5705 pdf

: This field determination method measures hydrogen sulfide ( : The vapor space above the sample is