Cleaning of Rouge and Passivation of Stainless
Q: We have a stainless steel large tank a piping system with rouge cleaning and passivation needs. Requiring a low foaming detergent, as we will run a CIP system. Can Alconox Inc. assist?
A: Rouge is the formation of iron oxide or hydroxide on stainless steel, often created by a corrosive over time or improper passivation efforts. To clean rouge we recommend a hot (65C / 150F or hotter) 3%….
Cleaning Visual Inspection
Q: I work for a medical device company where we make machined parts. I’m interested in finding a supplemental visual inspection tool that will aid in inspecting the surface of a part after being cleaned. A: We would recommend getting…..
How much CIP detergent needed?
Q: We are starting a new bioprocessing facility where we will be cleaning stainless steel tanks via a Clean-In-Place sprayball system? How do I approximate how much detergent I will need? We are considering Alcojet or Solujet, follow by an acidic rinse with Citrajet. Is this a good plan? Any advice? A: A good rule of thumb for tis you need about….
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: