Nihil dust

Nihil Dust is a members-only item on the OSRS Grand Exchange in the other category.

In-game examine text: "Dust from a crushed magical shard."

It has a Grand Exchange buy limit of 11,000 every four hours, a high alchemy value of 300 gp, and item ID 26368.

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Nihil Dust shows an active flip setup with a margin of +600 gp and 456,960 trades over the last 24 hours.

At the buy limit of 11,000 every four hours, max profit per cycle is about 6.60m gp — high margin with healthy liquidity.