Bromophenol blue, Hi-Cert™/ACS

SKU:
GRM117
CAS Number : 115-39-9
Molecular Formula : C₁₉H₁₀Br₄O₅S
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Bromophenol blue an acid–base indicator, its useful range lies between pH 3.0 and 4.6. It changes from yellow at pH 3.0 to blue at pH 4.6; this reaction is reversible. Bromophenol blue is structurally related to phenolphthalein.
CAS Number : 115-39-9
Molecular Formula : C₁₉H₁₀Br₄O₅S


Product Identifier

CAS No. 115-39-9
EC No. 204-086-2
Molecular Formula C19H10Br4O5S
Molecular Weight 669.96
HS Code 2934 99 00
Storage Below 30°C
Shelf life 4 years

Technical Specification

Appearance Beige to brown or purple crystals or powder
Solubility 20 ppm in ethanol yields clear solution
Visual pH Transition pH 3.00 (yellow) - pH 4.60 (blue)
Absorption maxima 1 432 - 442 nm (20ppm in pH 3.10 buffer solution)
Absorption maxima 2 586 - 596 nm (20ppm in pH 4.60 buffer solution)
Loss on drying (at 105°C, 2hr) <= 5.00%

Safety Information

UN No. Not available
Class -
Packing Group -
RTECS SJ7453000
WGK 1
CAS Number : 115-39-9
Molecular Formula : C₁₉H₁₀Br₄O₅S
More Information
Product Name Bromophenol blue, Hi-Cert™/ACS
SKU GRM117
CAS No 115-39-9
EC No. 204-086-2
Molecular formula C₁₉H₁₀Br₄O₅S
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