|Release date||18 March 2002 (Update)|
|High Alch||1 coin|
|Low Alch||0 coins|
|Store price||5 coins|
|Exchange price||64 coins (info)|
|One of the ingredients for making glass.|
It can also be obtained from Killerwatts.
Additionally, after the completion of Swan Song there are nets located northeast of the Piscatoris Fishing Colony which spawns seaweed at a fast rate with a cooking range nearby to turn into soda ash. This is a good method for Ironmen to obtain soda ash at a fast rate.