Citrajet

Q. I am seeing a white powder around solder joints on PCBs.  Is this solder flux? We use Detergent 8 for cleaning. Do you know why this is happening and how to stop or remove it?
A. There are several ways of approaching this common issue of solder flux and its removal. For example, One way to fix this problem is to lower the temperature when soldering. In another scenario, a leading aerospace manufacturer studied putting potassium silicate (10 mL in 10 L) into the Detergent 8 bath to act as an inhibitor to stop the formation of these white salts.

Q: We use Citranox in our manufacturing process to clean some aluminum castings. We have a customer that has a product that has been exposed to diesel fuel. Would Citranox be safe to use to clean diesel fuel from aluminum castings, bronze and copper? A: Yes, Citranox® Liquid Acid Cleaner and Detergent would be a safe detergent to use on these metals. We would recommend warm….

Q: Which of your detergents would be recommend to wash glassware used to clean Fecal MPN test tubes in a lab washer. Does it have an Inhibitory Residue Test? A: The borosilicate glass test tubes typically used in fecal Most Probable Number (MPN) assays need to be reliably clean each and every time….

Q: How can I remove a radioactive lutetium drug residue? A: Lu 177 (lutetium) and other radioactive metal drug residues can be tough to remove. We recommend warm or hot 2-3% dilution of Citranox (20 – 30mL/L) followed by a thorough water rinse to clean steel, plastic and other hard surfaces to decontaminate radioactivity.

A non-free rinsing cleaner might contain fragrances that were designed to deposit and leave a fresh scent, or it might contain corrosion inhibitors that are designed to deposit and leave behind an anti-corrosion film.

Alconox, Inc, cleaners are free rinsing detergents and do not leave deposits on substrates after rinsing.