Product name: Bromothymol Blue
No.:A031
CAS No.: 76-59-5
M F: C27H28Br2O5S
Property: Violet or red crystalline powder, soluble in ethyl alcohol, dilute alkali solution and ammonia solution, insoluble in water.
Molecular weight: 624.39
Use: Acid-base indicator
Technical index |
Item: | Result |
PH color change range | 6.0(yellow)-7.6(blue) |
Soluble test in ethyl alcohol | Qualified |
Ignition residue% | ≤0.3 |
Mass-absorption coefficient (L/cm?g) | ≥52.0 |