Packs sizes (2)
Technical data
- Melting Point:
- 200 - 202 °C
- Solubility:
- water 1 g/l at 20 °C
alcohol 20 g/l
- Physical Description:
- solid
- Product Code:
- 131167
- Product Name:
- Bromothymol Blue (Reag. USP) for analysis, ACS
- Quality Name:
- for analysis, ACS
- Headline Comment:
- pH indicator 6,0 yellow; 7,6 blue
- Specifications:
- Identity: IR passes test
Range of Transition interval according to ACS: passes test
T.L.C.: passes test
Maximum limit of impurities
pH transition interval: yellow: 6.0
pH transition interval: blue: 7.6
Insoluble matter in C2H5OH: passes test
Loss on drying at 110°C: 5%
Residue on ignition (as SO4): 0.5 %
Cu: 0.005 %
Fe: 0.005 %
Ni: 0.005 %
Pb: 0.005 %
- WGK:
- 2
- Storage:
- Room Temperature.
- Master Name:
- Bromothymol Blue
- Synonyms Long Text:
- 3',3''-Dibromothymolsulphonephtalein, BTB
- EINECS:
- 200-971-2
- CS:
- 2934 99 90 90
