Bromocresol green, pure indicator grade

Supplier: Thermo Scientific

Synonyms: 3,3-Bis(3,5-dibromo-4-hydroxy-2-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide

151310050 151310250
ACRO151310050EA 177 GBP
ACRO151310050 ACRO151310250
Bromocresol green, pure indicator grade
Bromocresol green
Formula: C₂₁H₁₄Br₄O₅S
MW: 698,02 g/mol
Melting Pt: 225 °C (dec.)
Storage Temperature: Ambient
MDL Number: MFCD00005874
CAS Number: 76-60-8
EINECS: 200-972-8
Merck Index: 13,01370
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Specification Test Results

Appearance Yellow to beige to light brown Powder
Infrared spectrum Conforms
Solubility (0.1 % in ethanol) Clear
UV Lambda max 613 to 621 nm (in buffer)
Specific extinction E (1%/1cm) ≥550 (at lambda max)
Visual transition interval from pH 3.8 (yellow) to pH 5.4 (blue)
Heavy metals (as Pb) ≤10 ppm

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