turation pressure at temperature Ts. 
Validity range 273.13 K &lt;= Ts &lt;= 647.096 K.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><dl class="simple">
<dt><strong>Ts: int, float or 1d-array.</strong></dt><dd><p>Saturation temperature in K.</p>
</dd>
</dl>
</dd>
<dt class="field-even">Returns<span class="colon">:</span></dt>
<dd class="field-even"><dl class="simple">
<dt>ps: float or 1d-array</dt><dd><p>Saturation pressure in MPa