Laboratory Equipment

Device to Examine Beer Sample without Contamination from Pasteur’s Studies on Beer

In 1876 Pasteur published his Études sur la Bière (Studies on Beer). This illustration from his book demonstrates a method for examining the yeast in beer without exposing the sample to contamination from other microorganisms. His publication included plans for a fermentation tank that would prevent air-borne bacteria from entering and spoiling the brew. Here you will find individual descriptions ...

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The Pasteur-Chamberland Filter

Pasteur-Chamberland Filter

Originally published in The British Medical Journal on March 6, 1886. Sir, In the Journal of February 27th, appeared a short article giving an account of the results obtained by Horn, working under the direction of Professor FOrster, of Amsterdam, with the Pasteur-Chamberland filter. As the reader might gather from the concluding lines of your article, that some difficulties attend ...

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The Chamberland Pasteur Filter

Pasteur-Chamberland filter

GOLD MEDAL, HEALTH EXHIBITION, 1884 The Chamberland and Pasteur Filter is the joint production of the celebrated Professor Pasteur and his co-worker Dr. Chamberland, originally for the express purpose of eliminating disease germs and absolutely purifying waters used by them in Dr. Pasteur’s experiments. The method of filtration is through specially prepared porcelain tubes used chiefly under pressure. No impurities ...

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Louis Pasteur and the Pasteur Pipet

Pasteur pipette

The Pasteur Pipet was a basic instrument that played a crucial role in the experiments of Louis Pasteur experiments. Once the concept of Germ Theory was clearly established, the necessity to keep everything sanitized and free of germs was central to all experiments. Therefore, the Pasteur Pipet was developed to ensure liquids could be removed or transferred without introducing foreign ...

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