TechNotes

Q. Our lab just has a regular household dishwasher that we use to clean labware. I heard this is not ideal, but it’s what we have. We’re using Alcojet detergent, but the instructions say to turn it into a liquid by diluting….

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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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We are looking for a laboratory dishwasher detergent that does not contain perchlorates. One of our end users analyzes for trace levels of perchlorates, so we cannot have a detergent that has that type of impurities.

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Q: Why is Liquinox not recommended for automated washer use?
A: It’s all about the foam. Liquinox® Critical Cleaning Liquid Detergent is a powerful emulsifier of organic and oily residues, and contains high-foaming surfactants. 

While making a mess may come to mind, there’s more at play…

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Q. We have been using your Detojet detergent in our lab dishwasher all year long. However, recently, we have been having issues with our dishware not getting clean. Have there been any changes made to the Detojet formula? Any ideas why this is occurring? A. Detojet® Low Foaming Liquid Detergent has not had any formation or formulation changes, so we can remove that out of the equation in solving for the source of your new problem. There are, however, many other aspects to consider….

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I work in a lab here in London, and we are washing lab glassware (molecular biology/bacteria) with a standard home dishwasher. We do not have access to distilled water for rinsing, and our water is very hard. Will Citrajet be okay under those conditions? Also, do you have a distributor for Citrajet in the UK?

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Q. I need to remove a white/grey buildup of Alconox detergent residue from inside a stainless steel dishwasher.   Do you have a recommendation? A. We certainly can help and have a couple of recommendations.   If indeed you mean “Alconox detergent” as in Alconox® Powdered Precision Cleaner, I would stop using it in your washer. […]

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Q. What detergents and recommended dosing should I use in my labware washer? A. For use in a typical small, under counter laboratory glassware washer…

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