These forums are excellent places to learn and research.
We have made some good relationships on this forum and even sold a few products.
Unfortunately, the knife cuts in both directions and doing business here also presents inherent risks to the seller, as we all learned tonight on this and another post.
Coatings work is NOT an exact science and it never will be. Here is why:
Every substrate (floor) and every installer is different!! Even if God made your epoxy and backed it up in writing, there would be failures.
Therefore, judge your supplier by what they do after the problem arises. Give them a chance to do some testing, most of us are chemists and have labs to do some pretty amazing tests on failed coatings.
Before ripping them a new ****-hole, pull out a five dollar bill and ask yourself, what would Abraham Lincoln do? I'll bet you find that bit of advice helps you solve problems much better than an *** whooping on the forums.