Tovatech Blog

Sonic Cleaning Adhesive Gun and Spray Paint Nozzles

Sonic Cleaning Adhesive Gun and Spray Paint Nozzles                            

We sometimes get a question along the lines “Can I use a sonic cleaner to clean sprayer tips?” There’s lots of advice on the Internet for cleaning adhesive gun and spray paint nozzles.  Many involve time-consuming manual cleaning and/or the use of volatile solvents such as acetone.  A better way is sonic cleaning adhesive gun…

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Deionized Water Rinsing after Ultrasonic Cleaning

By Rachel Kohn | January 19, 2015

We’ll start this post by stating that it is not always necessary to rinse products after ultrasonic cleaning.  Engine parts such as gears and carburetors are examples where cleaning solution residues may…

A Moisture Analyzer for Shampoo Quality Control

By Rachel Kohn | January 14, 2015

Most everyone has their favorite shampoo and probably pays little attention to what’s inside the tube or bottle – only that it does a good job cleaning hair.  Chances are the thickness…

How Accurate is your HPLC Pump?

By Rachel Kohn | November 26, 2014

As researchers know a critical if not the most critical aspect of an HPLC pump system is providing uniform and reproducible column retention times as analytes are pumped through a liquid chromatography…

Ultrasonic Cleaner Operating Tips

By Rachel Kohn | November 13, 2014

New ultrasonic cleaners are usually shipped with operating instructions.  These may be misplaced.  If you purchase a used sonic cleaner the manual may not be included.  Improperly using this equipment can quickly…

Ultrasonic Nanoparticle Dispersion

By Rachel Kohn | October 21, 2014

Sonication in laboratory ultrasonic cleaners is a widely accepted process for the dispersion or separation of nanoparticles in liquids – that is breaking up nanomaterial agglomerates.   It is an effective alternative to…

Lab Freezer Alarm Crucial to Biological Sample Protection

By Rachel Kohn | October 7, 2014

An October news item reported that a lab freezer door left open at a medical research institute resulted in compromising some 26,000 specimens being used in the study of Parkinson’s disease. The…

Semi-Micro Analytical Balance Simplifies High Resolution Weighing

By Rachel Kohn | September 18, 2014

The LF-225 DR multi-function dual-range semi-micro analytical balance offered by Tovatech is an ideal solution when highly accurate weighing is required on a regular basis.  This balance is crafted in Japan with…

Vaccine Refrigerators for the 2014 Flu Season

By Rachel Kohn | August 22, 2014

The fast-approaching 2014 flu season serves as a reminder for healthcare facility operators to review their vaccine storage practices especially relating to the ability of their vaccine refrigerators to maintain the correct…

How to Clean Lab Glassware

By Rachel Kohn | August 13, 2014

Cleaning volumetric lab glassware such as burets, pipettes, flasks, and graduated cylinders can be a daunting task for two reasons:  laboratory glassware is susceptible to breakage and associated replacement costs, and complex…

Ultrasonic Cleaner Maintenance Tip: Tank Discoloration

By Rachel Kohn | June 6, 2014

A Tovatech customer asked us about the cause and removal of a discoloration inside his Elmasonic ultrasonic cleaning tank.   The location and size of the tank discoloration suggested to us that it…

An Introduction to Ultrasonic Transducers

By Rachel Kohn | June 6, 2014

Most of our posts on ultrasonic cleaning describe the role of ultrasonic transducers in producing cavitation in the cleaning solution.  We thought it would be a good idea to provide a short…

Setting Ultrasonic Cleaner Power, Frequency and Time

By Rachel Kohn | May 16, 2014

In addition to using the correct temperature and cleaning solution formulation, achieving optimum results in an ultrasonic cleaning operation calls for a correct “blend” of ultrasonic power, ultrasonic frequency and cleaning time. …