Bromocresol Green 76-60-8

Bromocresol green properties

Melting point is 225 ° C

Density 0.79 g/mL at 20 °C

Flash point 12 ° C

Store condition Store at RT.

Solubility Solubility Sparingly soluble in water. Soluble in ethanol, Mr, baton rouge acetate

Powder/Solid form

Acidity coefficient (pKa) 4.7(at 25℃)

Color Pale orange

Ph range of acid-base indicator color change 3.8(YELLOW)-5.4(BLUE)

The PH value is 3.8 ~ 5.4

Water solubility slightly soluble

Application and synthesis method of bromocresol green

Use cell stain

It is used as acid base indicator

Acid base indicator, pH color range: 3.8(yellow) ~ 5.4(blue green)

Acid base indicator. Sodium salt is often used in colorimetric determination of ph. PH 3.8 (yellow) ~ 5.4 (blue) pH indicator. Its sodium saline solution is used as a chromogenic reagent for the determination of pH value by spectrophotometry. It is used as a reagent for the determination of aliphatic hydroxyacids and alkaloids by thin layer chromatography and as an extraction separation agent for the spectrophotometric determination of quaternary ammonium cation.