Related terms
- en bromocresol purple (n) ➜
- en bromocresol purple ➜
- en chlorophenol red ➜
- en phenol red ➜
- en thymol blue ➜
- en acid base indicator ➜
- en phthalein ➜
- en sulfonic acid ➜
Word forms
- en sulfonephthaleins (n) ➜
Links to other resources
- en.wiktionary.org sulfonephthalein