Deletion of Potassium heptasulfate

Comment: I have declined the speedy as I do not think this is quite blatant enough for #G3|G3, but such complex molecules with only K, S and O seem extremely unlikely. I have posted at WikiProject Chemistry for expert opinion. I note from
Stance: delete
Cited policy: Wikipedia:Criteria for speedy deletion (WP:CSD)

Comment: WP:OR|original research, if not a hoax, and can not be |verified.  It sounds strange. (I took 18 college credits in chemistry and went to The  Bronx High School of Science
Stance: delete
Cited policy: Wikipedia:Verifiability (WP:V)

Comment: no sources, possible hoaxes. Also placed AfD and hoax templates on the other articles. If not hoaxes, then it still fails 
Stance: delete
Cited policy: Wikipedia:Reliable sources (WP:RS)