Spectrophotometric determination of the
โ
H. Yamazaki; R.P. Sperline; H. Freiser
๐
Article
๐
1993
๐
Elsevier Science
๐
English
โ 497 KB
## AhStlWt The dissociation constant of meta-arsenous acid (HAsO,) was accurately determined from spectrophotometric measurements, combined with volumetric methods. The measurement of pH of the analyte solution containing HAsO,, which was titrated with sodium hydroxide, was achieved by the spectro