For light liquids calibrated at 20ºC. Combined scale range 70-10 & 700 bv- 1000; in cardboard case.
For heavy liquids, calibrated at 20ºC; combined scale 1.000 to 2.000 & 0.70; in cardboard case.
Glass Hydrometer range 1100-1300 with coloured zones; blue, white, & red for charged, partly charged, & uncharged conditions respectively. Glass body, compressible rubber bulb, & rubber tube with fitting to body in card box.
Comprising three limb glass tubes mounted on polished wooden stand with scale in cm & mm. The column height readings are facilitated by means of sliding stand, which can be lifted upward & downward so that their lower ends just touch the free surfaces of the liquids. Complete with rubber tube & pinch clip.
Unmounted glass tube, limbs 600x10mm with a third short limb for connecting a suction tube.