Research Article

Sol-Gel Thin Films Immobilized with Bromocresol Purple pH-Sensitive Indicator in Presence of Surfactants

Table 1

Effect of surfactant type on % leaching of BCP.

Thin film% leaching

Immobilized BCP/no surfactant36.60
Immobilized BCP/CTAB17.30
Immobilized BCP/TX-10012.20
Immobilized BCP/SDS2.10