Hi All,
Looking for any advice on taking out a very stubborn coating on the inside of my 6-Gal carboy. Haven't brewed in this vessel since the coating first manifested, but looking for any guidance. See pictures below.
Further Information:
Looking for any advice on taking out a very stubborn coating on the inside of my 6-Gal carboy. Haven't brewed in this vessel since the coating first manifested, but looking for any guidance. See pictures below.
Further Information:
- I have tried the following means of removal
- 5 Star PBW
- CLR Lime and Rust remover
- Dish Soap
- Hot tap water
- Moderate concentration Vinegar solution
- I have not tried
- DI/Distilled Water
- Typical Organic chemical solvents (Isopropanol, acetone, Peroxide, etc.)
- Each method I've tried has exacerbated the extent to which the vessel is coated with this film/residue.