Bromothymol blue, ANALAR NORMAPUR® ACS

Supplier: VWR Chemicals

Synonyms: 3,3-Bis(3-bromo-4-hydroxy-5-isopropyl-2-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide3′,3″-Dibromothymolsulphonphthalein

85722.050EA 45.7 GBP
85722.050 85722.130
Bromothymol blue, ANALAR NORMAPUR® ACS
Bromothymol blue
Formula: C₂₇H₂₈Br₂O₅S
MW: 624,39 g/mol
MDL Number: MFCD00005872
CAS Number: 76-59-5

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Specification Test Results

Clarity of solution Passes test ACS
Identification (UV/VIS) Passes test
Sensitivity Passes test
Visual transition interval pH 5.8 - pH 7.6
Loss on drying (110°C) Max. 3 %
Absorption max. λ 1 max (buffer pH 5.8) 430 - 435 nm
Absorption max. λ 2 max (buffer pH 7.6) 615 - 618 nm
Sp.absorptiv.(λ1max;0.005g/l;pH5.8;dry) 260 - 305
Sp.absorptiv.(λ2max;0.005g/l;pH7.6;dry) 455 - 530

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