helianthine


Also found in: Dictionary, Thesaurus, Encyclopedia.

meth·yl or·ange

(meth'il ōr'enj),
A weakly acid dye used as a pH indicator (red at 3.2, yellow at 4.4).
Synonym(s): helianthine
Farlex Partner Medical Dictionary © Farlex 2012

helianthine

(hē-lē-an′thĭn) [ Helianthus, botanical genus + -ine]
Methyl orange used as an indicator in determining pH.
Medical Dictionary, © 2009 Farlex and Partners
Mentioned in ?