Product Name: Bromothymol Blue
Synonym: 4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis(2-bromo-3-methyl-6-(1-methylethyl)phen; 6,6’-(3h-2,1-benzoxathiol-3-ylidene)bis(2-bromothymol)s,s-dioxide; dibromothymolsulphophthalein; 3,3’-Dibromothymothymolsulfonphthalein;
|PH Color Change Domain||6.0(Yellow)-7.6(Blue)|
|Mass Absorption Coefficient (L/cm·g)||≥52.0|
|Ethanol Dissolution Test||Qualified|
|Ignition Residue (As Sulfate)||≤0.30|
Packing: 1KG/Bag; 25KG/Drum
Bromothymol Blue,is an acid-base indicator and adsorption indicator with the chemical formula of C27H28O5SBr2, which is easily soluble in ethanol, ether, methanol and dilute alkaline hydroxide solution. Slightly soluble in benzene, toluene and xylene, slightly soluble in water, almost insoluble in petroleum ether. The English abbreviation is BTB. It is often used as a respiratory reagent for aquatic organisms in biological experiments.
This product is used as an acid-base indicator, adsorption indicator, and chromatographic analysis.
Storage condition: 2-8℃, dry, dark and sealed