Super antifire potion decanting profit

Bob Barter at the Grand Exchange decants Super antifire potion between dose sizes for free, so the price per dose of each size is what matters. Buying one dose costs (1) 5,129 gp, (2) 5,199 gp, (3) 5,414 gp, (4) 6,000 gp. The best direction now is to buy the (1) and sell the (4), keeping +369,750 gp per 1,000 doses after the 2% GE tax. 6,435 potions of all sizes traded in the last 24 hours.

Data age: the oldest price used here is from a trade 54h ago. Prices refresh every minute.

Best direction now

Buy (1), decant at Bob Barter, sell (4): +369,750 gp per 1,000 doses after tax.

Per dose: pay 5,129 gp, keep 5,499 gp after tax. 1,000 doses is 1,000 (1) potions in and about 250 (4) potions out.

Cost per dose by size

Potion	Buy now	Cost / dose	Sell now	Kept / dose	Vol / 24h	Buy limit
Super antifire potion(1)	5,129	5,129	4,101	4,019	28	2,000
Super antifire potion(2)	10,397	5,199	10,397	5,095	49	2,000
Super antifire potion(3)	16,242	5,414	15,491	5,061	484	2,000

Every direction, per 1,000 doses

Buy	Sell	Profit / 1,000 doses
(1)	(4)	+369,750
(2)	(4)	+300,250
(3)	(4)	+84,750
(1)	(2)	-34,000
(1)	(3)	-68,333
(2)	(3)	-137,833

Buy limits apply per dose size, so the source size's limit caps how many doses you can move every 4 hours.

Prices are instant execution on both sides, so patient offers usually do better than these numbers. See the decanting table for every profitable potion right now.