I think LaW just about listed everything liao.
for water additives, I suggest you equip with these besides the usual Mg, KH, Cal
Iodine
Strontium & Molybenum
Amino acid
Trace elements
Corals additives/ food. There are so many varieties
Zooplankton, phytoplankton, oyster eggs, rotifers
Kent, Seachem, Brightwell, Prodibio, Zeovit, DT's, Reef Nutrition... they are all reputable products.