网页2020年2月27日 · Member. #1, they're chemically the same thing. Antimony's valence means that its "sulfide" is two antimony atoms and 3 sulfur atoms (trisulfide). #2, if you are asking such an elementary question on a board like this (as opposed to one of the boards such as fireworking.com where you will find the serious pyro manufacturing community), and …