Product name: Bromophenol Blue
No.:A032
CAS No.: 115-39-9
M F: C19H10Br4O5S
Property: Yellow or light red powder, soluble in ethyl alcohol, slightly soluble in water and ethyl ether.
Molecular weight: 669.97
Use: Bromophenol blue indicating liquid
Technical index |
Item: | Result |
PH color change range | 3.0(yellow)-4.6(blue-violet) |
Soluble test in ethyl alcohol | Qualified |
Ignition residue% | ≤0.25 |
Mass-absorption coefficient (L/cm?g) | ≥115 |