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Bromophenol Blue IND Grade Reagent

Cas Number:115-39-9
Formula: C19H10Br4O5S
Molar Mass:669.96
EC Number:204-086-2

Quantity:
  • IND
  • LABOR
  • 405333123

Bromophenol Blue IND Grade Reagent


Cas Number:115-39-9

Formula: C19H10Br4O5S

Molar Mass:669.96

EC Number:204-086-2


Properties:

Light yellow to brownish yellow powder. It is  soluble in sodium hydroxide solution, methanol, ethanol and benzene, slightly soluble in water (about 0.4G/100ml). The melting point is 279 ° C (decomposition). The maximum absorption wavelength is 422 nm.


Usage:

Acid-base indicator, pH discoloration range: 3.0 (yellow) ~ 4.6 (purple). Adsorption indicator.


Packing:

500g/25kg





Item of Analysis

Standard

pH discoloration domain

3.0(Yellow)~4.6(Blue purple)

Solubility in ethanol

to pass test

Residue on ignition(as SO4),%

0.25 max

Mass absorption coefficient,(L/cm·g)

115 min


Not a hazardous substance or mixture.


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