Bromothymol Blue CAS 76-59-5
inoa Pelekania: Bromothmol blue
Alias: bromine thymol blue;Bromothymol blue;3 ', 3' '- Dibromo thymol sulfonphthalein
Ka helu helu: 76-59-5
Huina mole: C27H28Br2O5S
Kaumaha molekula: 624.38
ʻAno: E like me ka waihoʻoluʻu aʻa lotus a i ʻole ka pauka crystalline ʻulaʻula.
Nā kikoʻī huahana:
ʻO ke ʻano a me ke ʻano: Bromothymol blue aneane keʻokeʻo a i ʻole milky crystalline, hiki ke hoʻoheheʻe ʻia i ka ethanol, etera, methanol, a dilute hydroxide alkali solutions, hiki ke hoʻoheheʻe ʻia i loko o benzene, toluene, a me xylene, hiki ke hoʻoheheʻe ʻia i ka wai, aneane hiki ʻole ke hoʻoheheʻe ʻia i ka petroleum etera;ʻO 420nm ka lōʻihi hawewe absorption.
Hoʻohana: Bromothymol blue acid-base hōʻailona, pH hoʻololi i ka laulā 6.0 (melemele) a 7.6 (uliuli);Hōʻike hōʻailona adsorption, chromatographic analysis.
