TechBrief: Critical Cleaning of 3D Printing in Precision Manufacturing
Our TechBrief on Critical Cleaning of 3D Printing in Precision Manufacturing. A comprehensive brief on applications, recommendations, detergent selection, and guidance for 3D Printing in Precision Manufacturing made easy. To request an Alconox, LLC detergent sample for free, please complete…
TechBrief: Critical Cleaning of 3D Printing in Life Sciences
Our TechBrief on Critical Cleaning of 3D Printing in Life Sciences. A comprehensive brief on applications, recommendations, detergent selection, and guidance for 3D Printing in Life Sciences made easy in medical device and pharmaceutical and related industries. To request an…
Cleaning Coffin Wax
Q: I read an article in a trade publication about removing coffin wax from bone using an aqueous degreaser from your company. I can’t really find what product exactly they used. A: Coffin wax or adipocere can also be known as corpse wax, grave wax or mortuary wax, is a wax-like organic substance formed by the anaerobic bacterial hydrolysis of fat in tissue, such as body fat in corpses.
Removing PFOS and PFOA from Lab Glassware
Q. We need to remove perfluorooctanoic acid (PFOA) and perfluorooctyl sulfonate (PFOS) from laboratory glassware and stainless steel. Since they are inorganic residues, we’re using acidic cleaners, but are not finding them as effective as we expected. Any recommendations?
A. PFOS and PFOA are polar, anionic surfactants. They will best be cleaned by a high-emulsifying, anionic-surfactant-containing cleaner that can make mixed micelles to efficiently remove these residues from surfaces….
Guidelines for Triple Rinsing
Q. is there any industry guidance on triple rinsing…any literature that you know of that this is the accepted standard for manual cleaning that you could provide me?
A. To our knowledge, there are no authoritative source documents to define how many times you should rinse glassware. The logic behind a triple rinse is that, in filling and emptying a vessel three times with water, each time you are diluting by 2 orders of magnitude. In theory . . .
