- For liquids heavier than water; dual scale
- Approximate total length 310 mm, approximate length of graduated scale 140 mm
- Tolerance ±1 scale division
Requires a cylinder 340 x 38 mm and approximately 260 mL of liquid. Models 6026Q20 and Q30 hydrometers have specific gravity scale in divisions of .002, Baume scale in 0.2°; 6026Q35 in 0.005 and 0.5°, 6026Q40 is scaled in 0.01 and 0.5°.