A power that can be added to compost to make fertiliser.
2 gp
Updated 1m ago
Saltpetre is currently trading at 2 gp on the Grand Exchange and is up 0.0% over the last 24 hours. Current instant-buy and instant-sell prices are 1 gp and 2 gp.
Category: other · Members only · View on OSRS Wiki
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Saltpetre is a members-only item on the OSRS Grand Exchange in the other category.
In-game examine text: "A power that can be added to compost to make fertiliser."
It has a Grand Exchange buy limit of 13,000 every four hours, a high alchemy value of 3 gp, and item ID 13421.
| Time | Buy avg | Buy vol | Sell avg | Sell vol | Margin |
|---|---|---|---|---|---|
| 7m ago(11/4/2026) | 1 | 2053 | — | – | – |
| 12m ago(11/4/2026) | — | – | 2 | 26010 | – |
| 17m ago(11/4/2026) | 1 | 5 | — | – | – |
| 27m ago(11/4/2026) | 1 | 4340 | 2 | 13000 | 1 |
| 32m ago(11/4/2026) | 1 | 24 | 2 | 52000 | 1 |
| 37m ago(11/4/2026) | 1 | 45904 | 2 | 13000 | 1 |
| 42m ago(11/4/2026) | 1 | 938 | 2 | 13000 | 1 |
| 47m ago(11/4/2026) | 1 | 1044 | 2 | 13000 | 1 |
| 52m ago(11/4/2026) | 1 | 94774 | — | – | – |
| 57m ago(11/4/2026) | 1 | 3 | — | – | – |
| 1h ago(11/4/2026) | 1 | 2316 | 2 | 26000 | 1 |
| 1h ago(11/4/2026) | 1 | 906 | — | – | – |
Saltpetre has a Grand Exchange buy limit of 13,000 every four hours.
Saltpetre shows an active flip setup with a margin of +1 gp and 4,493,813 trades over the last 24 hours. At the buy limit of 13,000 every four hours, max profit per cycle is about 13.0k gp — high margin with healthy liquidity.
Saltpetre has a high alchemy value of 3 gp.
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Margin: 1 gp per flip
Volume: 4,493,813 trades / 24h
Buy limit: 13000 every 4 hours
Max profit/cycle: 13.0k gp
Verdict: High margin with healthy liquidity
Saltpetre shows an active flip setup with a margin of +1 gp and 4,493,813 trades over the last 24 hours.
At the buy limit of 13,000 every four hours, max profit per cycle is about 13.0k gp — high margin with healthy liquidity.