Home › CFR › Title 40 › Part 79640 CFR Part 796 — Chemical Fate Testing GuidelinesSubpart B — Physical and Chemical Properties§ 796.1050— Absorption in aqueous solution: Ultraviolet/visible spectra.§ 796.1950— Vapor pressure.Subpart C — Transport Processes§ 796.2750— Sediment and soil adsorption isotherm.Subpart D — Transformation Processes§ 796.3100— Aerobic aquatic biodegradation.§ 796.3500— Hydrolysis as a function of pH at 25 °C.