I dip with tropic marine pro coral cure at a 3x strenghth works great at killing any on coral when being qurintined but i think any new addition should be dipped as these guys can hitch hike on anything.
We stand behind our stuff we know you cant please everyone but so far we only had one semi bad experance which was worked out I and my partner are fair we both work for a living as well and love the hobby and strive to be fair if somthing goes haywire as shipping can lol anyways feel free to pm...