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BROMOCRESOL PURPLE SODIUM SALT Molecular biology
5',5-Dibromo-o-cresolsulfonphthalein sodium salt
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Packings
10 g
(00010)
Print friendly version
Article No.
02282
Grade
Molecular biology
Purity
90%
CAS No.
62625-30-3
Molecular Formula
C
2
1
H
1
5
Br
2
NaO
5
S
Molecular Weight
562.20
H.S. Code
2914.7990
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
Dark brown
Melting point/ Freezing point [°C]
255 °C
Solubility in water [% weight]
Soluble in water
Specifications
Appearance
Black-Brown to Orange-Rust Powder
Dye content
Min 90%
Absorption maxima (0.1 mol/L in NaOH) λmax1
587 - 591 nm
Extinction coefficient at λmax1
Min 47000
Absorption maxima (0.1 mol/L in NaOH) λmax2
375 - 381 nm
Extinction coefficient at λmax2
Min 7000
pH transition range (pH 5.2 - 6.8)
Yellow - violet
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
Revision Date:
02-Nov-2019
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BROMOCRESOL PURPLE SODIUM SALT