Cleaning Guanidine Thiocyanate and Sodium Azide
Q: What do you recommend to clean guanidine thiocyanate and sodium azide from a centrifuge. The centrifuge manufacturer requests a low foaming neutral cleaner. There may also be enzymatic residues.
A: To remove salts like guanidine thiocyanate and sodium azide, and other inorganics, we would normally recommend
Join Us at BIOMEDevice Boston 2022
Visit Alconox, LLC at BIOMEDevice Boston, MA, September 28-29, 2022. Stop by booth #514 to receive our unique gifts, expert technical support for your critical cleaning applications, and detergent samples. Our critical cleaning detergents remove an array of soils while…
Liquinox vs. Citranox
Q: What is the difference between Liquinox vs. Citranox? We are using Liquinox for many of our applications but are having trouble with stainless steel cleaning cannulas with a small ID. Is Citranox the answer if the residue is inorganic?
A: Although Liquinox detergent is excellent at cleaning a host of residues, Citranox cleaner is indeed the better choice if we are fairly certain this is a largely inorganic residue.
Swab limit for cleaning validation
Q. How do you calculate the swab limit, once it has been extracted in solution?
A. In general the swab limit for cleaning validations calculations go as follows:
Using Concentrated Detergent Directly
Q: For ease of use, we would like to use the concentrated detergent in our lab directly, then add water. Any issues with that?
A: For Alconox, LLC manufactured detergents intended for manual / clean out of place use, we recommend making prior dilutions for usage of the detergents with known concentrations. However, an alternative would be to add a small amount of detergent concentrate (powder or liquid)….
