Specification for standard reference conditions for measurement of petroleum liquids and gases / 
British Standards Institution. 
 - 2 pages ;  33cm. 
 - British standard ;  BS 5579 : 1978 .
 - British standard ;  BS 5579 : 1978 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum products--Analysis.<br/>Gases--Analysis.