Icyerekezo cya MOS: Aside ya sulifuriki ya 1 M yagabanyijwe ubukana, ikoreshwa mu gupima aside na baze, mu gutandukanya ibintu n'amashanyarazi no mu bikorwa byo gukuramo amazi. Ni aside itanga proto ebyiri kuri buri molekile. Urwego rw'ibipimo rwa ACS. Isohora ubushyuhe iyo ivanzwe n'amazi — buri gihe usuke aside mu mazi, ntukigere ukora ubundi buryo.