Eliminating Need for Ultrasonic Bath?
Q: We are looking to replace our detergent for cutting oil removal and possibly move away from using an ultrasonic bath. Can you help? A: We would recommend Alconox® Powdered Precision Cleaner for removal of cutting oil from stainless parts. It…
Phosphate-free Detergent for Microplate Washer
Q. We are looking for a product that is phosphate-free to use in our automatic microplate washer. Currently we use Tergazyme. Removal of salts and antibodies (proteins) needed. Liquid preferred.
A. For automated cleaning of microplates use phosphate-free, low foaming liquid Solujet® for cleaning. Solujet® contains chelating agents that can remove salts and high alkalinity for alkaline hydrolysis and cleaning of proteins.
Cleaning Laboratory Glassware by Soaking
Q. Some of our glassware was left soaking in Alconox or Alconox and then bleach for a long period of time. Is this okay? A. Laboratory glassware that is completely submerged in an Alconox® solution is generally ok even with extended soaking. However, if you leave the laboratory glassware partially submerged…
Cleaning Scale & Spots off Depyrogenated Glass Vials
Q. We see white water spots on cleaned and depyrogenated vials. Looks to be scale from the washer. Do you have a recommended cleaning agent for vial washing? I am told that use of detergents is not an industry norm. We also have baked on process fluids (oils) and would like to know if it is an industry norm to use detergents to remove such substances from glass vials used for injectable drugs. Can you provide me any literature on the subject?
A. In automated washer cleaning, it is possible to get scale buildups of metal hydroxides, oxides and carbonates. To remove this scale …
Laboratory Cleaning: Waterbath Cleansing Agent
Q. I am searching for waterbath cleansing agent. We only do our maintenance twice a year, so, we need something on a smaller scale. We are preventing expired reagents. What do you recommend?
A. Our smallest size waterbath cleansing agent is Liquinox in a 1 quart bottle. This has a 2-year-from-date-of-manufacture shelf life and can have a 1-year-shelf-life extension on request. You can find this in our catalog as number 1232.
One quart will make 25 gallons…