Robinson Mfg. 407A047
Description To determine the specific gravity of liquefied petroleum gases, (LPG), such as propane and butane and other light hydrocarbons under vapor pressure conditions corresponding to the temperature of the liquid. The cylinder is constructed of a transparent plastic barrel held between aluminum end plates with stainless steel tierods and stainless steel safety guard. Working pressure is 200 psi and a relief valve is attached and set for this pressure. Conforms to ASTMD1657 and GPA2140. For specific gravity hydrometers see the hydrometer section of the catalog.