H-B DURAC 30/36 Degree API ASTM 27H Hydrometer (B61893-2800)
</br></br>
<div style="text-align:left">
<b>[Product Information]</b><br>
<ul>
<li>Range: 30 to 36°; accuracy: 0.1°API; temperature of standardization 60°F/60°F</li>
<li>Length: 163mm (6.4 inches); ASTM number: 27H</li>
<li>Features readings in 0.1 divisions and a metal ballast</li>
</ul>
</div>
</br></br></br></br></br></br></br></br></br></br>

</br></br></br></br></br></br></br></br></br></br>
<img src='http://ecx.images-amazon.com/images/I/21s9MJwdiuL.jpg'></br>