Noun
bisulfite (plural bisulfites)
(inorganic chemistry) The univalent group -HSO3, or any salt containing it.
DNA is first treated with sodium bisulfite, which converts unmethylated cytosine bases to uracil, which is recognized by PCR primers as thymine. Source: Internet
Potassium bisulfite ( KHSOmain ) is used as a food preservative, for example in wine and beer -making (but not in meats). Source: Internet
While it’s true that bisulfite perms are milder than thiglycolate perms (mostly because of the lower pH) they still don’t reform ALL the disulfide bonds and therefore bisulfite can be weakening to hair. Source: Internet
It or its conjugate base bisulfite is produced biologically as an intermediate in both sulfate-reducing organisms and in sulfur-oxidizing bacteria, as well. Source: Internet