Astm D5705 Pdf Jun 2026

is lethal at high concentrations and can cause "olfactory fatigue," where a person loses the ability to smell the gas before reaching dangerous levels. : High H2Scap H sub 2 cap S

: A lead acetate gas detection tube is inserted into the vapor space (close to but not touching the liquid) to measure the concentration based on the length of the stain on the tube. Limitations Phase Focus : It strictly measures vapor-phase . It does not quantify the actual level in the liquid phase, which can be much higher. astm d5705 pdf

The test is subjective—it relies on human sensory evaluation—but follows a strict protocol to ensure reproducibility across different laboratories. is lethal at high concentrations and can cause