Home » Products » Other chemicals » Bromothymol Blue sodium salt 34722-90-2

Product Category

loading

Share to:
facebook sharing button
twitter sharing button
line sharing button
wechat sharing button
linkedin sharing button
pinterest sharing button
whatsapp sharing button
kakao sharing button
sharethis sharing button

Bromothymol Blue sodium salt 34722-90-2

Bromothymol blue sodium salt is a pH indicator used to determine weak acids and bases. It is yellow when acidic and blue when alkaline. Storage method: Avoid light.
Availability:
Quantity:
  • 34722-90-2

  • futurechemical

  • 34722-90-2

BTB Basic information
Product Name: BTB
CAS: 34722-90-2
MF: C27H29Br2NaO5S
MW: 648.38
EINECS: 252-169-7
Mol File: 34722-90-2.mol
BTB Chemical Properties
Melting point 200-202°C
density 0.99
storage temp. room temp
solubility Solubility Soluble in water, ethanol
form Powder
pka 7.0, 7.1(at 25℃)
color Orange-brown to dark green
Odor Characteristic odour
PH 6.0-7.6, yellow to blue
PH Range Yellow (6.0) to blue (7.6)
Water Solubility SOLUBLE
λmax 615nm, 392nm
ε(extinction coefficient) ≥35000 at 614-618nm in 0.1 M NaOH at 0.005g/L
BRN 6887926
Stability: Stable. Incompatible with strong oxidizing agents.
Major Application Lithium battery, textiles, antagonists
CAS DataBase Reference 34722-90-2(CAS DataBase Reference)
EPA Substance Registry System Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2-bromo-3-methyl-6-(1-methylethyl)-, monosodium salt (34722-90-2)

通用固体

Previous: 
Next: 
Professional water treatment chemicals manufacturer​​​​​​​.
Copyright © 2025​​​​​​​ Jinan Future Chemical Co., Ltd.All Rights Reserved. Sitemap | Support By leadong