The specific gravity 60/60°F scale compares the relative density of a given liquid with that of water, at 60°F (15.6°C).  The instruments listed are similar to hydrometers included in ISO 650 and in the (now superseded) 1960 issue of British Standard 718.
- Hydrometers adjusted at 60°F (15.6°C)
 - Compares the relative density of a given liquid with that of water
 - 250mm long
 - Supplied in protective, resealable plastic tube
 - 250mm long
 - Range span of 0.200°SG 
 - Subdivisions of 0.002°SG
 
                             
                        
                            
                                
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