BROMOPHENOL BLUE

BROMOPHENOL BLUE

Article No 511203
Grade AR\ACS
Purity
CAS No 115-39-9
Molecular Formula C19H10Br4O5S
Molecular Weight 670
H.S. Code 29349990
Shelf Life 60 Months
Physical state at 20 °C Solid
Colour Light orange
Odour Odorless
Melting point/Freezing point [°C] 273 °C
Solubility in water [% weight] Very Slightly soluble in water
 

Specifications

Appearance Light orange-yellow powder
Solubility Very Slightly soluble in water
Absorption Maximum λ1 (pH 3.0) 434-439 nm
Absorption Maximum λ2 (pH 4.6) 590-593 nm
Absorptivity (A1%/1cm; λ1, pH 3.0) 350-385
Absorptivity (A1%/1cm; λ2, pH 4.6) 940-1000
Loss on drying Max 1%
Packings 25 gm
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