A simple and fast detection method of Hercosett 57 is described by using a phosphotungstic acid solution. Experiments have demonstrated that the detection of the resin in dilute solution (1 part solid resin in 100 000 parts of water), even in the presence of sodium bisulfite, is feasible.
ASJC Scopus subject areas
- Chemical Engineering (miscellaneous)
- Polymers and Plastics