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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)
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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
pH transition range (pH 5.2 - 6.8)
Yellow - Purple
Solubility (0.1 % in water)
Clear, red-yellow to green-yellow solution
Absorption maxima (0.1N NaOH)
587.0 - 591.0 nm
Absorptivity (A 1%/1cm; at λmax)
Min 850
Loss on drying (at 110°C; 1 hr)
Max 7.0%
Dye content (by spectrophotometry)
Min 90.0%
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P280-P302+P352-P304+P340-P305+P351+P338
Revision Date:
02-Sep-2026
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BROMOCRESOL PURPLE SODIUM SALT