Trifluoroacetic acid (TFA) can be difficult to remove completely during the purification process, potentially leading to trace amounts remaining in the final product.
Injections containing TFA can cause significant pain and discomfort, similar to a strong burning or stinging sensation.
It takes specialized lab equipment to test for the presence of TFA.
However, there is an unhealthy way to potentially test for TFA yourself:
Carefully burn a very small amount of the powder in a well-ventilated space. TFA can have a distinct, pungent odor, similar to vinegar but sharper and more acidic. TFA fumes are toxic, so if you can smell it then you shouldn’t keep smelling it…
Injections containing TFA can cause significant pain and discomfort, similar to a strong burning or stinging sensation.
It takes specialized lab equipment to test for the presence of TFA.
However, there is an unhealthy way to potentially test for TFA yourself:
Carefully burn a very small amount of the powder in a well-ventilated space. TFA can have a distinct, pungent odor, similar to vinegar but sharper and more acidic. TFA fumes are toxic, so if you can smell it then you shouldn’t keep smelling it…