Bromocresol green, pure indicator grade
Supplier: Thermo Fisher Scientific
Certificates
About this item
Synonyms: 3,3-Bis(3,5-dibromo-4-hydroxy-2-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide
CAS Number:76-60-8
:
Formula:C₂₁H₁₄Br₄O₅S
MDL Number:MFCD00005874
Molecular Weight:698.02 g/mol
Melting Pt:225 °C (dec.)
Merck Index:13,01370
Storage Temperature:Ambient
EINECS:200-972-8
Specifications
- Environmentally Preferable:
Specifications
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