2009 Ashrae Hof Chapter 4 Equation 48 -pg 4.21-- Online

However, is:

[ W = 0.62198 \cdot \fracp_wp - p_w ]

[ W = \frac0.62198 \cdot \phi \cdot p_wsp - \phi \cdot p_ws ] 2009 ashrae hof chapter 4 equation 48 -pg 4.21--

This is a specific technical request regarding the , Chapter 4 (Psychrometrics), page 4.21, Equation 48 . However, is: [ W = 0