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For researchers, scientists, and technical professionals: Your one-stop shop for the complete range of laboratory, production, and safety products and services.
Barometers, hygrometers, and accessories; moisture meters, psychrometers, and other instruments used to measure water vapor, dew point, barometric pressure, and moisture content; may be manual or electronic (analog or digital).
Measure the relative density (specific gravity) of oil and petroleum related products in various ranges from -1° to 90° API in accordance with American Petroleum Institute (API) standards. H-B Instrument Durac™ API Plain Form Hydrometers are traceable to NIST.