- Synonyms: 5',5''-Dibromo-o-cresolsulfonphthalein
- C21H16Br2O5S
- M = 540,24 g/mol
- CAS [115-40-2]
- EINECS-No.: 204-087-8
- Tariff number: 2934 99 90 90
- Applications: analytical chemistry, indicator.
SPECIFICATIONS
Absorption maximum l1 (pH 5,2): 427 - 431 nm
Absorption maximum l2 (pH 6,8): 588 - 590 nm
Absorptivity (A1%/1 cm; l1, pH 5,2; on dried sample) : 400 - 450
Absorptivity (A1%/1 cm; l2, pH 6,8; on dried sample): 1000 - 1100
loss on drying (110 ºC): max. 1 %