Information on this page is accurate for version v.670 and can differ from the current info in v.680.


Can be obtained from Potassium nitrate, which in turn is only obtainable from a player who had it before it was removed from the NPC trades.


There is a chance that it will spawn in the labs of an university,construction site,department store and hospital and you can get saltpeter from killing zombie during the Halloween event each drop 20 to 35 per zombies .




  • There used to be a "Beginning Chemist" kit in the Shop (500x caps) including saltpeter.
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