Salifert should make this product
 

https://www.youtube.com/watch?v=b-AR9eXr8Pg

This guy had his made with a 3D printer.

I found something similar on Amazon:
http://www.amazon.com/gp/product/B00...A1X5YNB90CMIET

That's pretty cool

That is VERY cool. Thanks for sharing.

:lol: Maybe it will fend off the Carpal Tunnel Syndrome from swirling test tubes.

Very cool idea. :thumb:

they should make this I would buy one , so many test's down the drains from miss counting drops having to put the dropper down to swirl