TBPE (=tetrabromophenolphthalein ethyl ester potassium salt) ≥98.0% (by HPLC) for spectrophotometry
Catalog # TCIAA5107-1G
Supplier: TCI
CAS Number:
Specifications
- Pk:1 g
- Seq:3047
Specifications
Specification Test Results
- Appearance:Dark green to Dark blue to Black powder to crystal
- Purity (HPLC):min. 98.0 area%
- Absorbance:min. 0.440 (5 mg/L, pH 5.8, 591.0 to 595.0 nm)
- Drying loss:max. 7.0 %
- Transition interval (pH):(Yellow green)pH3.4 to pH5.4 (Blue purple)
Specification Test Results
About this item
:
:700.06 g/mol
EINECS:263-661-6
CAS Number:62637-91-6
Formula:C₂₂H₁₄Br₄O₄
MDL Number:MFCD00011662