Replacing Hazardous Acids
Q: What can I use to replace hazardous acids below pH 1 cleaning?
A: Depending on exactly what you are using your acid cleaning to do, we may be able to help you.
Monitoring Stability of Alconox Solution
Q: Is a 1% Alconox solution stable in tap water? How long can 1% Alconox be stored as solution? Is pH measurement the best estimate of stability?. A: lconox® Powdered Precision Cleaner, is stable in tap water (or any purity water- within reason) for….
How to Clean Labware: Don’t Use Grocery Store Detergents
Q. We use grocery store detergents to clean our labware and it recently came to my attention that we may need to switch to a laboratory grade detergent such as Alconox or Liquinox. Why is that necessary?
A. Here are some insights as to why a grocery store detergent is not suitable for use in a lab…
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.
Cleaning Carbon Tool Steel
Q. How to clean mild tool steel tablet press punches and dies?
A. Mild tool steel, sometimes called S7, will flash rush during rinsing, particularly if you rinse with hot water. All the cleaners that have good chelating agents (all but Luminox and Detergent 8) can safely clean tool steel because the chelating agents tie up the iron oxide and do not let it auto-catalytically expand and form rust.