Bromothymol Blue (Reag. USP) for analysis, ACS

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

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