World Of Science Bromocresol purple is a dye of the triphenylmethane family and a pH indicator. It is colored yellow below pH 5.2, and violet above pH 6.8. In its cyclic sulfonate ester form, it has a pK₠value of 6.3, and is usually prepared as a 0.04% aqueous solution.Chemical formula‎: ‎C21H16Br2O5S
Bromocresol Purple AR 25g
R1 585,00
World Of Science Bromocresol Green AR  is a dye of the triphenylmethane family.It is used as a pH indicator in applications such as growth mediums for microorganisms .The most common use of Bromocresol green is to measure serum albumin concentration within mammalian blood samples in possible cases of renal failure.
Formula:Â Â C21H14Br4O5S










