BS 718 : 1991 is generally aligned with ISO 387 and ISO 649.
Adjusted at 20°C, these hydrometers have a range span of 0.100g/ml with a length of 250mm and are divided every 0.002g/ml.
Product Specifications:
Material: Soda glass, Steel shot ballast, Synthetic wax resin
Range: 1.00 to 1.10
Accuracy: 0.002 g/ml
Divisions: 0.002 g/ml
Overall Length: 250mm
Bulb Diameter: 18 - 24mm
Approx Weight: 42g (including protective plastic tube)