nitric acid
citric acid
Yes, sulphuric acid is in shampoo, Such a little amount though it can cause no harm
No, shampoos have nothing to do with sulphuric acid.
Shampoo
base
no is doent
No God no
nohydrochloric
it depends on the shampoo, some of them use citric acid for the smell and most use it because citric acid is a very powerful cleaning agent, it destroys dirt.
They are slightly alkaline so that it neutralises the acid that is naturally in the hair.
They can be either depending on what type you get