liquefied gas petroleum hydrometer(hydrometer,liquefied hydrometer) liquefied gas petroleum hydrometer(hydrometer,liquefied hydrometer)Specification:0.500-6.500Subdivision:0.001The hydrometers produced by our factory include densitometer,alcoholometer,saccharometer,soil hydrometer,hydrometers for testing petroleum products,electrolyte hydrometer,tannometer,milk hydrometer,Baume hydrometer and urinoometer. In addition to those metioned above, we also accept orders for hydrometers of special specifications