Appendix V K. Approximate pH of Solutions
(Ph. Eur. method 2.2.4)
Determine the approximate pH using a pH indicator strip R. Alternatively, pH indicators such as those described in Table 2.2.4.-1 can be used.
Determine the approximate pH using a pH indicator strip R. Alternatively, pH indicators such as those described in Table 2.2.4.-1 can be used.