What is Biohazard Flask worth on Roblox?
As of October 3, 2026, Biohazard Flask has a Recent Average Price (RAP) of 140 Robux and the cheapest reseller listing is 140 Robux. Across the 10,000 owned copies, its estimated market value is 1,400,000 Robux.
The cheapest listing and the RAP are within a percent of each other, so the asking price matches what the item has recently been trading for.
How rare is Biohazard Flask?
Biohazard Flask is a UGC Limited Back Accessory with 10,000 total copies. It is sold out at the original price, so copies now trade only on the resale market. It originally sold for free.
Biohazard Flask has 602 favorites on the Roblox catalog.
Biohazard Flask sales history
RBX Invest has recorded 388 sales of Biohazard Flask across 249 trading days, from Nov 12, 2024 to Sep 25, 2026.
Free claims from the creator are not counted, so these are sales between players.
Its highest daily average sale price was 500 Robux on Mar 22, 2026, and its lowest was 135 Robux on Nov 12, 2024.
By calendar year, its average sale price went from 143 Robux in 2024 to 144 Robux in 2026, up 1%.
| Month | Average sale price | Sales |
|---|---|---|
| Sep 2026 | 140 R$ | 2 |
| Aug 2026 | 140 R$ | 15 |
| Jul 2026 | 140 R$ | 13 |
| Jun 2026 | 140 R$ | 11 |
| May 2026 | 140 R$ | 12 |
| Apr 2026 | 140 R$ | 20 |
| Mar 2026 | 230 R$ | 4 |
| Feb 2026 | 140 R$ | 4 |
| Jan 2026 | 140 R$ | 17 |
| Dec 2025 | 140 R$ | 17 |
| Nov 2025 | 140 R$ | 19 |
| Oct 2025 | 140 R$ | 18 |
Did Biohazard Flask make money for release buyers?
Biohazard Flask sold out of its original stock 131 days after its first recorded sale, on Feb 19, 2025. Copies could be resold from Nov 10, 2024, once Roblox's 30-day resale lock ended.
About Biohazard Flask
Listen here, do you realize how dangerous the substance you're carrying is? And you're running around without sealing it properly?!?! Made in collaboration with Ro-Bio: Experiment!
Where to find Biohazard Flask
Biohazard Flask is Roblox asset ID 104597802168043. It was published by Medal TV. On RBX Invest it sits in the UGC Limited Back Accessories, Limiteds under 500 R$, Limiteds under 1,000 R$, Limiteds under 10,000 R$ collections. The RAP, reseller listings, and copy counts on this page refresh from Roblox continuously, so the figures above are the state of the market at the last update rather than a fixed snapshot.