JUST RECEIVED E-MAIL SAYING: "Due to current economics, please be advised that Ultra Chemical is unable to process the sample request for free. It you are still interested in
receiving a sample, here are the prices:....." Probably had too many requests for samples. Oh well, on to the next freebie out there!
There is a lot of samples here. I chose three. You may have to look at the website to see what some of this stuff is/does.