Bromothymol blue belongs to the family of 2,1-benzoxothioles. It is an organobromine compound which acts as a weak acid in a solution, however, it can exhibit both acid or base form, depending on the pH of the solution.
In addition to acting as a dye and a two-color indicator, it can also serve as an acid-base indicator owing to its property of being yellow in acidic solutions, blue in basic solutions and green in neutral solution.
|Name of Product||Bromothymol Blue|
|Synonyms||Dibromothymolsulfophthalein; 3,3'-Dibromothymolsulfonphthalein; Bromthymolblau; Azul de bromotimol; Blu di bromotimolo; Bleu de bromothymol|
|Molecular Weight||624.4 g/mol|
|1||Appearance (Form)||Solid powder|
|2||Appearance (Color)||White to cream-coloured|
|3||Melting point||201.0 °C|
|5||Solubility||Sparingly soluble in water|
|8||Storage temp.||Room temp.|
Q. What is the color of Bromothymol Blue in acid, base and neutral mediums?
Bromothymol Blue shows yellow color in acidic solutions, blue color in basic solutions and green color in neutral solutions respectively.
Q. Is bromothymol blue toxic?
Bromothymol blue is harmful if inhaled and may cause moderate respiratory tract irritation. Also, It is very dangerous if swallowed/ingested and cause gastrointestinal irritation with nausea, vomiting and diarrhea.
Q. Where to buy bromothymol blue?
Macsen Labs is a leading manufacturer and supplier of bromothymol blue with ISO certification.
Q. What is the pKa of bromothymol blue?