We do not offer international shipping to countries within the European Union
We can only ship non-hazardous products to Rest of World
Compare all Pack Sizes
We can only ship to Northern Ireland where a Royal Mail postal option has been chosen at checkout.
We can only ship to the following postcodes where a Royal Mail postal option has been chosen at checkout.
AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE
Please note:
- These hydrometers are made to order and have a lead time of approximately 5 weeks
- If you require a calibration certificate, these can be provided at an additional cost and will need to be ordered alongside the hydrometer
BS 718 : 1991 is generally aligned with ISO 387 and ISO 649. The specification includes five series and three sub-series of hydrometers. They are calibrated using the accepted units of grams per millilitre (g/ml) and are adjusted at 20°C. The following specification refers to S50 Series. All hydrometers can be supplied with UKAS certification, certificate traceable to Recognised National Standard or Statement of Conformity, if required.
High-Quality Materials
Made from durable soda glass with steel shot ballast and synthetic wax resin for stability.
Wide Measurement Range
Covers liquid density measurements from 1.00 to 2.00 g/ml (see table for details).
Precision Accuracy
Calibrated to ±0.002 g/ml with 0.002 g/ml divisions for reliable results.
Optimised for Laboratory Use
Designed for use at 20°C to ensure consistent performance.
Compact and Sturdy Design
Maximum length of 190mm with a 18-20mm bulb diameter for easy handling.
Protective Storage
Supplied in a resealable plastic tube, weighing approximately 35g (including 9g for the tube).
Manufactured in the UK
Produced to high-quality standards for professional and industrial applications.
We can also accept a bank transfer (UK Only)