Tag Archive | "pipette cleaning"

Cleaning Pipettes in the Laboratory

Q. What are some best practices for lab cleaning of pipettes. We’re having trouble in our lab removing dried on residues.

A. The principal concern for any scientist or technician working in the laboratory is that glassware, like pipettes, be free of interfering residues after they are cleaned. Unseen residues can wreak havoc on analytical results by inhibiting culture growth causing cross contamination, non-reproducible results and more.   

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How to Clean Laboratory Glassware

Clean laboratory glassware is essential in all laboratories. No scientist, engineer, laboratory technician, or analyst has time to fail an experiment because of contaminated glassware.  

Good, well-built, precision detergents (like the Alconox, Inc. portfolio of course) can make up for quite of bit incomplete, inefficient or incorrect glassware cleaning techniques.

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Lab Pipette Cleaning: Removing Wax

What is the best way for removing wax from pipettes and glassware? The best way to clean wax and petrolatum from pipettes is to use very hot 1% solutions.

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Alconox Powder Vs. Alcotabs Detergent

Alcotabs® Tablet Pipet Detergent is a tablet that is designed to effervesce and give time release flotation and detergent cleaning in a siphon pipet washer. Alcotabs detergent dissolve to a pH near 7, starting out acidic and the pH rises as the effervescence slows down and eventually stops. The tablets contain anionic surfactants, phosphates, carbonates and organic acids.

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Pipet Cleaning with Alcotabs

Q. Lab pipets will not deliver and measure accurately or they may contaminate reagents if they are not cleaned. Their narrow tubular shape is difficult to clean.
A. Use a siphon pipet rinser with Alcotabs …

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Cleaning Lab Pipettes

Cleaning Lab Pipettes

For washing pipettes, Alconox, Inc. recommends using Alcotabs in a pipette siphon washer after presoaking in Alconox or Liquinox.

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