A gas pycnometer is also sometimes referred to as a helium pycnometer. The instrument invented by al-Bīrūnī, which functions on the principle of water volume displacement, is essentially the same as the …

Measure density of solids and semi-solids in under 10 minutes with built-in temperature control and contamination prevention across models.

The AccuPyc gas pycnometer from Micromeritics is trusted around the world to provide the most reliable determinations of true density. More labs choose an AccuPyc than any other commercial gas …

Mar 10, 2026 · A pycnometer measures the density and volume of solids and liquids with high precision. Learn how these instruments work and why helium is preferred.

A gas (Helium) pycnometer is a laboratory or field instrument that measures volume (density) of materials using gas displacement method by employing the ideal gas law, pV = nRT.

Nov 13, 2019 · The Gas Pycnometer performs a fully-automated, non-destructive test that allows the user control of the number of test iterations, and thus test length and accuracy. PMI’s Gas …

The density measured by Helium Pycnometry is often referred to as “helium density” implying that open pores excluded in the calculation. Since He cannot access closed pores, they are included into the …

The gas pycnometer replaces the classical method of liquid displacement, utilizing a probing gas such as Helium which can reach even the smallest pores with less than one nanometer in diameter.

Discover the true density of powder samples with our gas pycnometry services - also known as helium pycnometry. Enquire now for more information.

This professional Automated Gas Pycnometer is designed and engineered in accordance with international test standards including: ASTM B923 (Standard Test Method for Metal Powder Skeletal …