How do you find the chemicals needed for removing stains from concrete? Unfortunately, unless you have a chemical supply house nearby, you probably can't get them all from a single source. And when you do get close to the right source you may miss the chemical because it is going by another name. The table provided with this article will show that there are sometimes many names for the same chemical compound. The table provides the usual chemical name for a substance, some common alternative names, potential hazards of the chemical, and some possible sources.