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BROMOPHENOL BLUE INDICATOR AR/ACS

Synonyms : 3',3'',5',5''-Tetrabromophenolsulfonephthalein; BPB
Chemical Information
ID 1551
Article No. AL0880
Grade AR/ACS
Purity
CAS Number 115-39-9
Molecular Formula C19H10Br4O5S
Molecular Weight 669.99
HS Code 29349900
Shelf Life 5 Years
Packings Price (Rupee) Price (Dollar)
5 gm
220
$ 4
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25 gm
840
$ 14
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100 gm
2940
$ 49
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Chemical Structure
Physical Properties
Solubility in water [% weight] 0.4g/100g water @ 200C
Colour Pale orange
Boiling point [ degree C] 279 degree C
Melting point/ Freezing point [ degree C] 273 degree C
Odour Odorless
Physical state at 20 degree C Solid
Safety Information and Hazard Symbols
Safety Statement 22-24/25
Specifications
Sensitivity test Passes test
Transition range pH 3.0-4.5 Greenish yellow -blue violet
Appearance of solution Passes test
Loss on drying (105 deg C) Max 1.0%
Transition range acc. ACS Passes test
pH 3.0-4.6 Yellow to Blue
Appearance Pale orange powder