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Bromophenol Blue (Reag. USP, Ph. Eur.) for analysis, ACS

3#,3##,5#,5##-Tetrabromophenolsulphonephtalein

Code
131165
CAS
115-39-9
Molecular Formula
C19H10Br4O5S
Molar mass
669.99 g/mol
molecule for: Bromophenol Blue (Reag. USP, Ph. Eur.) for analysis, ACS
Melting Point:
273 °C
Solubility:
water 3 g/l at 20 °C
alcohol 9 g/l
Physical Description:
solid
Product Code:
131165
Product Name:
Bromophenol Blue (Reag. USP, Ph. Eur.) for analysis, ACS
Quality Name:
for analysis, ACS
Headline Comment:
pH indicator 3,0 greenish yellow; 4,6 blue
Specifications:
Identity: IR passes test
Range of Transition interval according to ACS: passes test
T.L.C.: passes test

Maximum limit of impurities
pH transition interval: greenish yellow: 3.0
pH transition interval: blue: 4.6
Insoluble matter in C2H5OH: passes test
Loss on drying at 110°C: 5%
Residue on ignition (as SO4): 0.5 %
Cu: 0.005 %
Fe: 0.005 %
Ni: 0.005 %
Pb: 0.005 %
WGK:
3
Storage:
Room Temperature.
Master Name:
Bromophenol Blue
Synonyms Long Text:
3#,3##,5#,5##-Tetrabromophenolsulphonephtalein
EINECS:
204-086-2
CS:
29349990
Download TDS file for complete specifications