Laboratory

We run our caustic cleaning at pH 10-10.5. However, the specifications say the nominal pH of a 1% Tergazyme solution is 9.5 Are we compromising cleaning proteins / enzyme performance by using the higher pH and running as part of a caustic cycle? Can we run it at 110F or should we be lower?

If your concern is residual nitrogen interfering with analysis, we recommend Liquinox® Critical Cleaning Liquid Detergent. Liquinox is phosphate-free and is completely free-rinsing.

A: A two-step cycle with a base followed by an acid, whether it be CIP cleaning or in a large scale liquid dispensing system washer, is a robust and, when needed, is a recommended process. Water spots typically occur because of two main mechanisms….

Q: We are a large biotech and in an effort to go green with our cleaning, we are exploring cold cleaning (cleaning with cold water) using your detergents. A: Cold cleaning is a very reasonable approach for energy conservation, and in short, its effectiveness depends on the details of the application.

Q. Can Liquinox be used to remove residues from stainless steel for ultra high vacuum compatible cleaning? A. Yes, Liquinox has been used